S.t.s.
[医] 梅毒血清试验
🗣️ 情景例句
I think it will be a mutually beneficial relationship.
我认为那将是对双方都有利的关系。
This nation is noted for its natural resources.
这个国家以天然资源闻名。
There will only be standing room left for us next century!
到下个世纪我们就只有立足之地了。