Bitumens
n. [材] 沥青（bitumen复数）
🗣️ 情景例句
so it's my pleasure
所以现在我很乐意
Misforunes come on horseback and go away on foot.
遭灾易，消灾难。
They cut big pieces of metal into small pieces.
它们把大块的金属切成小块。