Typhase
[医] 伤寒菌溶酶
🗣️ 情景例句
Oh, you've been here before.
噢，你以前来过的。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。