pest是可數還是不可數名詞

[英] [pest][美] [p?st]

n.

討厭的人或事; 有害動植物; 瘟疫;

[例句]

Each year ten percent of the crop is lost to a pest called corn rootworm.

壹種叫玉米根蟲的害蟲每年會讓糧食減產10%。

[復數]pests