Ad substance
[医] 突触传递物质
🧩 词语组成解析
ad
[æd]
n. 广告;网球中的优势分advantage. ad in;
🗣️ 情景例句
So I thought you might like it.
所以，我想你可能会喜欢这个。
Frightened to death.
吓死人了。
I am trying to draw a horse.
我在试着画一匹马。