metal chopstick的用法和樣例：
例句
- There are ten pairs of chopsticks in our chopstick case.
我家的筷籠里放了十雙筷子。 - People in Taipei are still driving separately to work, using disposable chopstick and dishware, and leaving electronics running at all times.
現在的臺北人仍然個(gè)別開(kāi)車(chē)去上班，也使用免洗筷和免洗餐具，隨時(shí)把電處在待機狀態(tài)。
