两公斤肌用英语怎么说

两公斤肌在英语中叫作 "two-kilogram muscle"。这个说法来源于中国医学文献中对于肌肉重量的描述。它的意思是说一个人的某一块肌肉重量约为两公斤。

例句：

Her two-kilogram muscle in her right arm made it easy for her to lift heavy objects.
(她右臂的两公斤肌使她很容易举起重物。)
The athlete's two-kilogram muscles allowed him to run faster and jump higher.
(运动员的两公斤肌肉使他能够更快地跑步和跳得更高。)