Weak coal
[化] 脆煤; 易碎煤
🧩 词语组成解析
weak
[wik]
adj. 柔弱的，虚弱的;无力的，软弱的;不中用的，愚钝的;淡薄的;
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
Are all the answers here to your satisfaction?
这里所有的答复都令您满意吗？
We'd like to clear up some points connected with the technical part of the contract.
我们希望搞清楚有关合同中技术方面的几个问题。
Are you ready to place your order now?
你们准备好下订单了吗？