Epm
[化] 二元乙丙橡胶; 乙丙二元橡胶
🗣️ 情景例句
I only buy used books.
我只买旧书。
How are you this evening?
今晚上您好吗？
recorded for the slumbering scientist the strength of a shock that was too weak to waken him,and the direction from which it came.
由于地震太弱而未惊醒科学家时，就为科学家记录下了地震的强度和地震方向。