noxious weed

Rice is C_3 plant and its companion, noxious weed barnyardgrass is C_4 plant.

水稻为三碳植物，其伴生性恶性杂草稗草为四碳植物。

parthenium hysterophorus l. of the family asteraceae is an exotic noxious weed from central america.

银胶菊，为菊科银胶菊属，是一种原产于中美洲的外来有害杂草。

The dairyman, who had thrown himself into abstraction to better realize the taste, and so divine the particular species of noxious weed to which it appertained, suddenly exclaimed

奶牛场老板聚精会神地在那儿品味着黄油的味道，想分辨出造成这种怪异味道的是一种什么莠草，过了一会儿他突然大声说

As it please Your Grace, I ask mercy for my father, Lord Eddard Stark, who was Hand of the King. Treason is a noxious weed.

启禀陛下，我要为我父亲请求您的慈悲，艾德史塔克大人，前任国王之手.叛国大罪好似带毒的野草.

This species is considered as a noxious weed and was listed as Category I of invasive species by Florida Exotic Pest Plant Council.

在美国的佛罗里达州被外来有害植物委员会列为I类入侵种。

this species is used medicinally and is a widely distributed, noxious weed.

本种可药用并且一广泛分布，有害杂草。

this species is a noxious weed that has escaped often in desert areas around the world.

本种是通常在全世界的沙漠地区有逸生的一根有害物杂草。