Question

ballast n.压舱物，压载物;道渣，碎石;镇流器;<比喻>沉着;vt.给某物装上压舱物;给…铺道渣;使稳定;使沉着; third:ballasts~done:ballasted~pl:ballasts~ing:ballasting~past:ballasted~

Accepted Answer

英[ˈbæləst]  美[ˈbæləst] N-UNCOUNT压舱物；镇重物Ballast is any substance that is used in ships or hot-air balloons to make them heavier and more stable. Ballast usually consists of water, sand, or iron.

单词	ballast
音标	英[ˈbæləst] 美[ˈbæləst]
解释	n.压舱物，压载物;道渣，碎石;镇流器;<比喻>沉着;vt.给某物装上压舱物;给…铺道渣;使稳定;使沉着;
例句	N-UNCOUNT 压舱物；镇重物 Ballast is any substance that is used in ships or hot-air balloons to make them heavier and more stable. Ballast usually consists of water, sand, or iron.
变形	third:ballasts~done:ballasted~pl:ballasts~ing:ballasting~past:ballasted~

Ballast 英[ˈbæləst 美[ˈbæləst N.压舱物，压载物;道渣，碎石;镇流器;<比喻>沉着;Vt.给某物装上压舱物;给…铺道渣;使稳定;使沉着 N Uncount 压舱物；镇重物 Substance Ships