Colibacterin
大肠菌苗
🗣️ 情景例句
Take no chances with it.
这事儿可不能碰运气。
I haven't got time right now.
我现在没有时间。
I like spring and summer.The days are long and the night are short.The sun rises early and sets late.
我最喜欢春季和夏季。因为此时白天长而夜晚短，太阳升得早而落得迟。