Ept-
[医] 上, 在上, 在外
🧩 词语组成解析
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
Robbie, maybe you should call them，
Robbie也许你应该给他们打个电话，
Do you usually do arithmetic on Sunday?
你通常在星期日做算术吗？
Thus the rods, by falling, and by the direction in which they fell,
木棒倒下的多少和倒下的方向