pencil sharpener

彰化縣田中鎮明禮國小

When your pencil becomes dull, you need a pencil sharpener. 

當你的鉛筆變鈍時，你需要一台削鉛筆機。

The student is sharpening his pencil with a pencil sharpener. 

這位學生正在用削鉛筆機削鉛筆。

彰化縣伸港鄉新港國小

A pencil sharpener is a tool for sharpening the tip of a pencil. 

削鉛筆機是將筆尖削尖的工具。

Some pencil sharpeners are electric, but the ones in this classroom are powered by hand. 

有些削鉛筆機是電動的，但是這個教室內的是手動的。