Hand computation
[计] 手算
🧩 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
The costs of college get higher every year.
学费逐年增加，越来越贵。
The best horse needs breeding, and the aptest child needs teaching.
最好的马要驯，最伶俐的孩子要教。
it would take about 700 years for half of us to die,
那么我们当中的一半人过700年才会死去，