strengthen
音標：|?stre?θn|
義項：
to become stronger; to make sb/sth stronger 加強；增強；鞏固
變形：
過去分詞: strengthened 過去式: strengthened?
現在分詞: strengthening 第三人稱單數: strengthens
造句：
[不及物動詞，單獨使用]
Her position in the party has strengthened in recent weeks.
最近幾個星期以來，她在黨內的地位有所增強。
Yesterday the pound strengthened against the dollar.
昨天，英鎊對美元的匯率上升了。
[及物動詞，+ 名詞短語]
Repairs are necessary to strengthen the bridge.
這座橋需要加固。
The new evidence will strengthen their case.
新的證據將使他們的論據更為充分。