Anthracite
[ ['ænθrəsait] ]
第4级
其它 Other
n. 无烟煤\\n[化] 无烟煤
✅ 同义词
📖 牛津释义
anthracite
n[U]
very hard form of coal that burns with little smoke or flame 无烟煤.
🗣️ 情景例句
Of course!
当然有！
He that cannot ask cannot live.
不会求者不会生。
engineers may soon be free to let their imaginations soar without being penalized by expensive failures.
因此，工程技术人员可能很块就可充分发挥他们的想像力，而不会因失败而造成经济上的损失。