Machine conditions
[电] 机器条件
🧩 词语组成解析
n. 形势, 情况, 环境
🗣️ 情景例句
autograph copies for the guests at the opening?
在展览开幕时为客人在书上亲笔签名呢
I used to have dinner at 7:30 and go to bed early.
我过去常在7:30吃晚饭并且早睡觉。
he identifies himself with its centre of gravity, its mass, its weight;
他把自身和物体重心、质量、重量融为一体。