Powdered coal equipment
[机] 粉煤装置
🧩 词语组成解析
a. 弄成粉末的, 粉状的\\n[医] 粉状的
coal
[kol]
n. 煤;煤块;煤堆;木炭;
vi. 上煤;加煤;
vt. 给…加煤;把…烧成炭;
🗣️ 情景例句
Learning any language takes a lot of effort.
学习任何语言都需要花费很多努力。
How did you sign the letter?Did you write, sincerely yours?
你怎么签名信的?你写了"真诚地你的"？
You've done very well and made lots of progress.
你功课学得很好，进步很大。