| 词汇 | strengthen |
| 释义 | strengthen /`strєŋkθәn/ /`strєŋθәn/ (过去式: strengthened; 过去完成式: strengthened; 现在进行式: strengthening) v.t. To make stronger; add force to. 使更为强壮；加强。 The soldiers strengthened their defenses. 士兵们加强他们的防务。 v.i. To become stronger. 变强；增强。 Our enemy has greatly strengthened during the truce talks. 和谈期间；敌人力量已大为增强。 derivatives n. strengthener. |
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