Question

entrench v.使（权力、习俗、观念等）根深蒂固［扩展］trench，壕沟 Dig a little and see that entrench is from en meaning “in” and trench is from the Old French word trenche for "ditch,” just like the kind soldiers hide in. You don’t have to be a soldier to entrench, though — anytime a person or thing is securely inside something, it’s entrenched. If you entrench a swing set in your yard, it's solid. If a government entrenches a spy in another country, that spy blends right in. ★☆☆☆☆ 2010.5

Accepted Answer

[in'trentʃ] To entrench is to secure something firmly. Entrench a tent pole in the ground so your tent doesn't fly away, or entrench yourself at your new job so you don’t get fired. Big retailers must understand these differences before they can identify the segments of European wholesaling in which their particular abilities might unseat smaller but entrenched competitors. New skills and unfamiliar business models are needed too. 1[VERB 动词]使（权力、习俗、观念等）根深蒂固 If something such as power, a custom, or an idea is entrenched, it is firmly established, so that it would be difficult to change it.   [V n]  [V pron-refl]...a series of measures designed to entrench democracy and the rule of law...旨在巩固民主和法制的一系列措施These dictators have entrenched themselves politically and are difficult to move.这些独裁者在政治上已经站稳了脚跟，很难推翻他们。entrenchedThe recession remains deeply entrenched.经济颓势依旧毫无松动。

英语单词	entrench
英美音标	[in'trentʃ]
中文释义	v.使（权力、习俗、观念等）根深蒂固［扩展］trench，壕沟
vocab简明	To entrench is to secure something firmly. Entrench a tent pole in the ground so your tent doesn't fly away, or entrench yourself at your new job so you don’t get fired.
vocab扩展	Dig a little and see that entrench is from en meaning “in” and trench is from the Old French word trenche for "ditch,” just like the kind soldiers hide in. You don’t have to be a soldier to entrench, though — anytime a person or thing is securely inside something, it’s entrenched. If you entrench a swing set in your yard, it's solid. If a government entrenches a spy in another country, that spy blends right in.
真题原句	Big retailers must understand these differences before they can identify the segments of European wholesaling in which their particular abilities might unseat smaller but entrenched competitors. New skills and unfamiliar business models are needed too.
柯林斯星级	★☆☆☆☆
柯林斯解释	1 [VERB 动词]使（权力、习俗、观念等）根深蒂固 If something such as power, a custom, or an idea is entrenched, it is firmly established, so that it would be difficult to change it. [V n] [V pron-refl] ...a series of measures designed to entrench democracy and the rule of law... 旨在巩固民主和法制的一系列措施 These dictators have entrenched themselves politically and are difficult to move. 这些独裁者在政治上已经站稳了脚跟，很难推翻他们。 entrenched The recession remains deeply entrenched. 经济颓势依旧毫无松动。
来源	2010.5

Entrench Entrenched Tent Don’t Spy Difficult [V In'trentʃ