Valvotomy
瓣膜切开术
🗣️ 情景例句
my career opportunities in Los Angeles.
我在Los Angeles的事业机会。
When the fox preacheth,then beware your geese.
每逢狐狸讲道，当心鹅儿遭殃。
How did you decide that product was safe?
你怎样决定产品是安全的呢？