Coal series
[建] 煤系
🧩 词语组成解析
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
about your salaries and your savings.
关于薪资和储蓄。
He's looking forward to going to America.
他盼望去美国。
How old is he?
他多大年纪了？