D. t. n.
[医] 标准白喉毒素
🧩 词语组成解析
[医] 颞的
abbr. 名词
🗣️ 情景例句
The whole family decided to spend their holiday in Hawaii.
全家决定到夏威夷度假。
It is too late to come with the water when the house is burnt down.
马后炮。
I am very well. Did you have a good summer holiday?
我很好。你暑假过得好吗？