Without the gel, the larvae would have become adult mosquitoes in search of a blood meal.

如果没有这种凝胶，幼虫就会变成嗜血的成年蚊子。

If an infected person gets bitten by a mosquito, the parasite gets picked up along within the blood meal.

如果蚊子叮咬被感染者，寄生虫就会顺着血管传染给蚊子。

Within a roost, if certain individuals haven't been able to feed, others will sometimes share their blood meal with them.

在栖息处，如果某只蝙蝠无法进食，其他蝙蝠有时则会分享它们的血食。

She bites to get a blood meal to feed her offspring.

她咬人是为了得到血粉来喂养她的后代。

Tufts says that ticks can survive for as long as two years without a blood meal.

塔夫茨表示，蜱虫不吸血也能存活长达两年。

It's as if the bats set up this sick-time rule: I'll feed you by regurgitating a blood meal into your mouth-but that's it.

我会将把反刍血液喂给你，但仅此而已。

Notre Dame Professor Giles Duffield convinced a colleague to play the role of blood meal for his research on mosquito genetics and behavior.

施温：圣母大学教授贾尔斯·杜菲尔德（Giles Duffield）说服一位同事在蚊子遗传学和行为研究中扮演血粉的角色。

[Honaker]That is true. The females take blood meals for the protein in them so that they can nourish their eggs that they have. The male mosquitoes are often pollinators.

这样它们就可以滋养它们所拥有的卵子。 雄性蚊子通常是传粉者。

That proboscis though keeps going into the dermis, since the epidermis just gets oxygen from the air and doesn't have its own blood supply, whereas the dermis does, and this is what our mosquito's after, right, the blood meal.

但蚊子的喙一直刺入真皮，因为表皮只是从空气中获取氧气，不像真皮有血液供应；这就是蚊子的目标：血液大餐。