Sludge gas
[化] 沼气
🧩 词语组成解析
n. 软泥, 泥泞\\n[化] 沉淀物; 泥状沉淀
gas
[gæs]
n. 气体;[矿业] 瓦斯;汽油;毒气;
vt. 加油;毒（死）;
vi. 加油;放出气体;空谈;
int. 该死！（令人气愤的人应即被送毒气室处死）;
🗣️ 情景例句
do you take Harry Bennett
愿意接受Harry bennett
It is easy to open a shop but hard to keep it always open.
开设店铺易，维持常开难。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。