Helicopepsin
[醫] 螺蛋白酶
??? 情景例句
It's the biggest company in the country.
它是全國最大的。
I'm sick and tired of having to take care of your brother just because he refuses to go out and find a job.
只是因為你弟弟不肯出去找工作就得我來照顧他，這真讓我煩透了。
I received an invitation, but I did not accept it.
我收到-份請帖，但沒有接受。