益虫[yì chóng]
beneficial insect; useful insects
1. useful insect：uroplankton 原始浮游生物 | useful insect 益蟲 | U-shaped valley 馬蹄型峽谷
2. beneficial insect：bench centrifuge 台离心机 | beneficial insect 益虫 | benign tumour 良性肿瘤
3. benificial insect：belt transect 帶狀縱行調查 | benificial insect 益蟲 | benthal 底棲的
4. 益虫
4. utila insekto：轶事: anekdoto | 益虫: utila insekto | 益处: utila;profito;bono