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
you could establish out of your home,
可以在家中开创
Can I get a seat for today's 7:00 a.m. train?
我可以买到今天上午7点的火车座位吗？
On his arrival he was sold to a farmer and worked in the fields.
一到美国，他就被卖给了一个农场主，到地里干活。