Mhm
（表示同意或在听对方说话）哦, 嗯
🗣️ 情景例句
Honey, we don't have to move
亲爱的， 我们将不搬家
How much?How many?
共多少？
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。