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
And it needs your contributions of furniture,
而且也需要你捐献家具，
Sorry, but she's busy then too.
对不起，那会儿她也没空。
The loss for this reason should be charged by the side breaking the contract.
造成的损失必须由毁约方承担。