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
that Grandpa Philip bought for him.
祖父Philip给他买的。
Judge Hoffman sentenced the seven men to prison.
赫夫曼法官对那七个人宣判入狱。
How did you decide that product was safe?
你怎样决定产品是安全的呢？