Sternalis
胸骨肌
??? 情景例句
I have just one--playing golf. It's expensive, but it's a lot of fun.
我只有一種愛好，打高爾夫球。花費很高，但非常有趣。
I guess he's about 30.
我猜他大概30歲。
Next Friday? Why, what's happening? I'm going away for the weekend.
下星期五？嗨，到底有什么事情？我要外出度周末。