Anthracite culm
[机] 无烟炭粉
🧩 词语组成解析
anthracite
[['ænθrəsait]]
n. 无烟煤\\n[化] 无烟煤
n. (空心)秆, 茎, 灰煤\\n[医] 杆, 竹竿
🗣️ 情景例句
It is OK to ask children how old they are.
问小孩多大了是可以的。
My hobby is collecting records.
我的嗜好是收集唱片。
He fell behind with his work.
他工作落后了。