Bolasterone
[化] 勃拉睪酮; 7α,17-二甲睪酮
??? 情景例句
A large number of American radio stations operate in the red.
許多美國電臺虧損經(jīng)營。
The electrician wears rubber shoes on the job.
電工在工作中穿著絕緣鞋。
My shoe has been pressing against my foot, so it hurts a bit.
我的鞋一直擠著腳，所以腳有點疼。