Optimal parasite
[医] 兼性寄生物
🧩 词语组成解析
🗣️ 情景例句
No. I'm sorry, but we can't send out our tow truck to get you.
不能，真对不起，我们不能派拖车来。
I'm the healthiest pupil in my team.
我是我的那一队伍中最健康的学生。
'Someone fired a shot through my office window.
“有人向我办公室窗户开了一枪。