Dentes permanentes
[医] 恒牙
🧩 词语组成解析
齿状部份
🗣️ 情景例句
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次？
Never show the bottom of your purse or your mind.
钱包不露底，思想需保留。
It took me ten minutes to persuade her to ring back later.
我用了10分钟的时间才说服她过会儿再来电话。