Hand calculator
[计] 手动计算器
🧩 词语组成解析
hand
[hænd]
n. 手;协助，帮助;（工具等的）把，柄;掌管;
vt. 传递，交给;搀扶;支持;
🗣️ 情景例句
They'll be at your door within a few minutes.
他们会尽快送到你的门口。
The Red Cross supervised the distribution of food and clothing to the flood victims.
红十字会坚督分配食物和衣物给水灾受害者。
There was a big civil rights march through the centre of Birmingham yesterday.
昨天大规模的民权示威游行经过伯明翰市中心。