Ept
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
The road toll is higher during holiday periods.
在节假日期间路桥费比以往要贵。
Men are mortal.
人生自古谁无死。
Even a telescope in orbit round the earth, like the very successful Hubble telescope, would not be suitable because of the dust particles iron solar system.
即使是一台放置在围绕地球的轨道上的望远镜——如非常成功的哈勃望远镜——也因为太阳系中的尘埃微粒而无法胜任。