Dioxadiazole
二恶二唑
🗣️ 情景例句
or the subway ...
或者搭地铁……
The doctor said I looked worried and nervous.
医生说我看起来太忧郁和紧张了。
There are rare instances when justice almost ceases to be an abstract concept.
在个别情况下，正义不再是一种抽象概念。