Osteochondrosarcoma
[醫(yī)] 骨軟骨肉瘤
??? 情景例句
You really ought to take some time off.
的確應(yīng)該休一休假。
I'm awfully sorry.
真是對(duì)不起。
It's very hot. It's summer in Australia now!
很熱。澳大利亞現(xiàn)在正值夏天！