annual weed信息详情
一年生杂草
annual───adj.年度的；每年的；n.年刊，年鉴；一年生植物
weed───v.除草；剔除；n.(Weed)（美、英、加、印、澳）威德（人名）；n.野草；水草；（非正式）烟草；（非正式）大麻烟；（非正式）体弱的人；（非正式）瘦弱的马
annual salary───年薪
annual interest───年息，年利；[金融]年息
annual pass───年票
annual budget───n.[财政]年度预算
annual review───评论年刊，年度综论；年度复查；年度综论
annual revenue───岁入，全年收入额；[经]岁入；[会计]年度收入
annual growth───年轮；一年生长，年生长量
test was carried out to the annual and perennial broadleaved weed and shrub on forestland with 24% picloram Sc.───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。
European annual wild lettuce having prickly stems; a troublesome weed in parts of United States.───有带刺茎的欧洲一年生野生莴苣；美国部分地区一种有毒杂草。
This annual weed, native in the Mediterranean region, is now widely distributed in many parts of the world.───这根一年生草本的杂草，在地中海地区原产于，现在是在世界深裂很多里的广泛分布。
Like the previous species, this widespread, annual weed was introduced to China accidentally in wheat seed imported from Mexico about 1974.───象以前的种一样，这广布的，从墨西哥进口大约1974，一年生草本的杂草在小麦种子里偶然到中国引进栽培。
annual weed with finely divided foliage and spikes of green flowers; common in North America; introduced elsewhere accidentally.───有全裂叶子和绿色穗状花序的一年生植物；北美洲常见；由于偶然因素其他地方。
bushy annual weed of central North America having greenish flowers and winged seeds.───北美洲中部的浓密的一年生野草，有绿色的花和长翼的种子。
This is a cosmopolitan annual weed of warm-temperate regions.───这是一根暖温带气候区的世界性的一年生草本的杂草。
An annual weed( Sinapis arvensis) in the mustard family, native to Eurasia and naturalized in North America, having racemes of yellow flowers and hairy stems and foliage.