英语词汇perennial weed怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	perennial weed
释义	perennial weed 简明释义多年生杂草网络释义 1 ?多年生杂草 ... perennial ryegrass 多年黑麦草 perennial weeds 多年生杂草 perennials 多年生植物 ... 短语 1 perennial weed of persistent root 宿根多年生杂草 2 perennial broadleaf weed 多年生阔叶杂草 3 perennial broadleaf weed control 多年生阔叶杂草双语例句 1 The controlling test was carried out to the annual and perennial broadleaved weed and shrub on forestland with 24% picloram Sc. 选用24%氨氯吡啶酸水剂，对林地一年生及多年生阔叶杂草、灌木进行防除试验。
随便看	social security disability standards social security expenditure social security fund social security funds social security institute social security insurance Social Security Number social security number social security organization social security outlay social security payment social security payments social security program social security reform social security statistics social security system social security tax social security taxes and benefits social segmentation social segregation social selection social selection theory social self social self-image social self-realization

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。