Question

stem n.茎,干,词干,茎干 v.滋生,阻止 To remember stem’s meaning think of the stem of a plant––it’s where a plant begins but also where you pluck it from the ground. Once teachers realized that the students’ anger stemmed from the overload of homework, they stemmed the rebellion’s tide. ★★★☆☆ 2013.5

Accepted Answer

[stem] Sometimes stem means to originate; other times it means to stop something at its source. You stem the flow of a river, but you can also observe that a river’s flow stems from a spring. Stemming climate change, for example, is as much about changing consumption patterns and promoting tax acceptance as it is about developing clean energy. 1[VERB 动词]起源于；来自；由…造成 If a condition or problem stems from something, it was caused originally by that thing.   [V from n]All my problems stem from drink...我所有的问题都源于酗酒。Much of the instability stems from the economic effects of the war.不稳定局面多半是由战争对经济的影响造成的。2[VERB 动词]阻止；遏制；制止 If you stem something, you stop it spreading, increasing, or continuing.   [V n]  [FORMAL 正式]Austria has sent three army battalions to its border with Hungary to stem the flow of illegal immigrants...奥地利已派出 3 个营的兵力去本国和匈牙利交界的边境地区阻止非法移民的流入。The authorities seem powerless to stem the rising tide of violence...当局似乎无力阻止愈演愈烈的暴力活动。He was still conscious, trying to stem the bleeding with his right hand.他依然清醒，正试图用右手止血。3[N-COUNT 可数名词](植物的)秆，茎，梗 The stem of a plant is the thin, upright part on which the flowers and leaves grow. He stooped down, cut the stem for her with his knife and handed her the flower.他弯下腰，用刀替她将花茎割断，然后将花递给她。4[N-COUNT 可数名词](酒杯的)颈，柄脚 The stem of a wine glass is the long thin part which connects the bowl to the base. 5[N-COUNT 可数名词](烟斗)柄 The stem of a pipe is the long thin part through which smoke is sucked. He chewed the stem of his pipe and eyed her sceptically.他嘴里衔着烟斗柄，满腹狐疑地打量着她。6[N-COUNT 可数名词](语法中的)词干 In grammar, the stem of a word is the main part of it, which does not change when the ending changes. 7[PHRASE 短语]从船首到船尾 If something happens from stem to stern on a boat, it involves the whole of the boat.   [usu PHR after v]A South African television report said the ship was ablaze from stem to stern.南非一则电视新闻报道称，那艘船从头到尾都着了火。

英语单词	stem
英美音标	[stem]
中文释义	n.茎,干,词干,茎干 v.滋生,阻止
vocab简明	Sometimes stem means to originate; other times it means to stop something at its source. You stem the flow of a river, but you can also observe that a river’s flow stems from a spring.
vocab扩展	To remember stem’s meaning think of the stem of a plant––it’s where a plant begins but also where you pluck it from the ground. Once teachers realized that the students’ anger stemmed from the overload of homework, they stemmed the rebellion’s tide.
真题原句	Stemming climate change, for example, is as much about changing consumption patterns and promoting tax acceptance as it is about developing clean energy.
柯林斯星级	★★★☆☆
柯林斯解释	1 [VERB 动词]起源于；来自；由…造成 If a condition or problem stems from something, it was caused originally by that thing. [V from n] All my problems stem from drink... 我所有的问题都源于酗酒。 Much of the instability stems from the economic effects of the war. 不稳定局面多半是由战争对经济的影响造成的。 2 [VERB 动词]阻止；遏制；制止 If you stem something, you stop it spreading, increasing, or continuing. [V n] [FORMAL 正式] Austria has sent three army battalions to its border with Hungary to stem the flow of illegal immigrants... 奥地利已派出 3 个营的兵力去本国和匈牙利交界的边境地区阻止非法移民的流入。 The authorities seem powerless to stem the rising tide of violence... 当局似乎无力阻止愈演愈烈的暴力活动。 He was still conscious, trying to stem the bleeding with his right hand. 他依然清醒，正试图用右手止血。 3 [N-COUNT 可数名词](植物的)秆，茎，梗 The stem of a plant is the thin, upright part on which the flowers and leaves grow. He stooped down, cut the stem for her with his knife and handed her the flower. 他弯下腰，用刀替她将花茎割断，然后将花递给她。 4 [N-COUNT 可数名词](酒杯的)颈，柄脚 The stem of a wine glass is the long thin part which connects the bowl to the base. 5 [N-COUNT 可数名词](烟斗)柄 The stem of a pipe is the long thin part through which smoke is sucked. He chewed the stem of his pipe and eyed her sceptically. 他嘴里衔着烟斗柄，满腹狐疑地打量着她。 6 [N-COUNT 可数名词](语法中的)词干 In grammar, the stem of a word is the main part of it, which does not change when the ending changes. 7 [PHRASE 短语]从船首到船尾 If something happens from stem to stern on a boat, it involves the whole of the boat. [usu PHR after v] A South African television report said the ship was ablaze from stem to stern. 南非一则电视新闻报道称，那艘船从头到尾都着了火。
来源	2013.5

Stem N Count 可数名词 Part Flow Means Stop Plant