Pollutant diffusion
[化] 污染物扩散
🧩 词语组成解析
pollutant
[pə'lu:tənt]
n. 污染物;
🗣️ 情景例句
It's bright and clear today.
今天天气晴空万里。
To roar
吠叫
Almost immediately he began to complain about the weather,
但紧接着他就开始抱怨那里的天气了。