Tcdd
[化] 四氯二苯并二┭英
🗣️ 情景例句
I don't like watching this show at all.
我一点也不喜欢看这场表演。
The doctor said it's just a mild cold, There's nothing to worry about.
医生说只是有点凉，不需要担心。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。