Streptogenin
[化] 链霉配基; 链球菌促长肽\\n[医] 蛋白促生长肽
🗣️ 情景例句
I guess we must.
我想咱们是该开始了。
I can't afford it.
我买不起。
Dad, this box is too heavy. We can't carry it.
爸爸，这个箱子太重了，我搬不动。