Bariatric
a. 肥胖症治疗学
🗣️ 情景例句
I believe my English fluency is quite good.
我认为自己的英语相当的流利。
Learn to walk before you run.
循序渐进。
I ought to go home. I have to cook supper for my grandmother.
我该回家了。我得给奶奶做晚饭。