frass中文,frass的意思,frass翻译及用法

2026-03-21 08:12 浏览次数 14

frass

英[fræs]美[fræs]

n. 幼虫的粪便;蛀屑

frass 英语释义

英语释义

    1. debris or excrement produced by insects

frass 片语

片语

frass holes排粪孔

frass-drop落粪

fressen A gefressen-frass腐蚀

expelling frass排粪

frass tester弗拉斯试验器

dallis frass毛花雀稗

Automatic Frass Breaking Point Tester自动脆点试验器

frass 例句

英汉例句

  • Field tests showed that females gnawed significantly fewer oviposition scars on Pinus massoniana trees treated with hexane extracts of larval frass than on the control trees.

    林间驱避试验结果说明,幼虫虫粪的己烷提取物处理过的树干上的刻槽数明显少于对照树干上的刻槽数,二者具有极显着差异;

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