Which is why they hate crabgrass.

这也是为何他们很讨厌螃蟹草。

Because crabgrass isn't just faster-growing than the rest of the lawn.

因为螃蟹草并不会比草坪上别的草长得快。

Researchers grew crabgrass hydroponically, so they could easily capture any chemicals released by the plant's roots.

研究人员用水培法种植螃蟹草，因此能轻松获取植物根部释放的任何化学物质。

I'm just thankful Billy found some friends and he ain't eating dirt and crabgrass any more.

我觉得谢天谢地，比利终于交到朋友了，他不用再啃泥巴和杂草了。

The researchers still aren't exactly sure how crabgrass' chemical weapons work.

研究人员依旧不完全确定螃蟹草的化学武器是如何起作用的。

And sure enough, the crabgrass solution had significantly stunted the seedlings' growth, compared to control plants.

果然，相比对照植物，螃蟹草溶液明显干扰了幼苗的生长。

So it's possible that crabgrass poisons its neighbors directly, by releasing toxins, and indirectly, by creating inhospitable soil.

因此可能螃蟹草通过释放毒素来直接污染邻居，通过制造不适宜生存的土壤来间接污染邻居。

Gey was ecstatic the cells were growing " like crabgrass" and soon, among researchers, word was out about the amazing HeLa cells.

Gey 欣喜若狂，这些细胞“像马唐草一样”生长，很快，在研究人员中，关于惊人的 HeLa 细胞的消息就传开了。

And since corn is in the same family as lawn grasses, the crabgrass toxic effect may also spell bad news for your beautiful Kentucky bluegrass.

由于玉米与草坪草同属一个科，因此螃蟹草的毒效对美丽的肯塔基蓝草来说也是个坏消息。