[医][=decayed,missing and filled(permanent)teeth]龋牙,缺牙和充填(恒牙)
🗣️ 情景例句
Would you like to be friends?
我们做朋友好吗?
The shoes are worn-out.
这鞋已经不能穿了。
New Zealand is an impotant agricultural country with a small population. In size it is bigger than Guangdong Province, yet has a much smaller population.