Photoreceptors are cells that respond to light by sending out a chemical signal.

光感受器是通过发出化学信号来对光作出反应的细胞。

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A nearby volcano erupted violently, sending out a hail of molten rock and boiling mud.

一座附近的火山猛烈爆发，喷出大量熔岩和沸腾的泥浆。

《柯林斯英汉双解大词典》

Some people enjoy sending out their messages in bottles when they travel on the sea.

一些人在海上旅行时喜欢用漂流瓶发送信息。

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But they say finding injured birds in the huge spill and sending out boats to rescue them will be a difficult job.

VOA: special.2010.05.04

If they're sending out money, the value of the company has to go down by whatever they sent out.

如果他们发放现金的话,公司的价值将降低相同数量,不管是以什么方式

耶鲁公开课 - 金融市场课程节选

There are other things that have to do with instructions that the king is sending out to people from the palace.

还有一些,和国王从王宫里发给臣民的圣谕有关

耶鲁公开课 - 古希腊历史简介课程节选

The site is sending out emails to customers advising them to change their passwords.

FORBES: LivingSocial Hacked. 50 Million Members Affected. Those With 'Universal Passwords' Should Probably Change Them.

Once you can claim familiarity with at least two programming languages, start sending out those resumes.

WSJ: Kirk McDonald: Sorry, College Grads, I Probably Won't Hire You

"He was sending out a message that was counter to my message, " Mr. Christie said.

WSJ: Flooded Atlantic City Feels the Early Brunt