Polychlorparaffin
多氯化石蜡
🗣️ 情景例句
Building a city can be a disaster for the environment.
新建一个城市对于环境来说可能是一场灾难。
Full details regarding packing and marking must be strictly observed.
请严格遵守包装及商标的细则。
I'll fix you up.
我会帮你打点的。