Vacillate between
在…之间动摇不定
🧩 词语组成解析
between
[bɪ'twin]
prep. 在…之间;私下，暗中;在…中任择其一;来往于…之间;
adv. 当中，中间;
🗣️ 情景例句
Is the weather always like this?
这儿的天气总是这样吗？
As the tree falls, so shall it lie.
自作自受。
An aeroplane offers you an unusual and breathtaking view of the world.
飞机上，你可以观察世界上非同寻常的奇妙的美景。