Serpin
絲氨酸蛋白酶抑制蛋白
??? 情景例句
and you've got to do one more thing.
而且你還要做一件事。
I met one of the cameramen over at the television station.
我在電視公司遇到一位攝影師。
I'm doing some washing and John is cooking dinner.
我正在洗衣服，約翰在做晚飯。