Elastic bitumen
[化] 矿质橡胶
🧩 词语组成解析
bitumen
[bə'tumən]
n. 沥青，柏油;
🗣️ 情景例句
She has a clear head.
她头脑清晰。
The secret of success is constancy of purpose.
成功的秘诀是目标坚定。
Do you want to make it earlier or later?
要提早还是延迟呢？