When a person is excited, the brain secretes hormones.

人在兴奋的时候大脑会分泌荷尔蒙。

The gastric juice secreted from the stomach will digest the food that people eat.

胃分泌的胃液会消化人们吃的食物。

The gangster wanted to secrete the stolen goods from his accomplices.

这个歹徒想瞒着同伙把赃物藏起来。

Saliva is a liquid secreted by glands in or near the mouth.

唾液是由嘴中或嘴部周围的腺体分泌的一种液体

The sweat glands secrete water.

汗腺分泌汗液。

We know they smear a liquid on the tube, but we don't know where they secrete it from or what its chemical composition is.

我们知道它们在管上涂抹了一种液体，但我们不知道它们从哪里分泌出这种液体，也不知道它的化学成分是什么。

And lastly, they secrete a hormone called relaxin.

最后，她们分泌一种叫做松弛素的荷尔蒙。

The glands on its hind feet can secrete poisonous fluid.

它后脚上的腺体能分泌出毒液来。

Sebaceous glands secrete oil-like sebum for lubricating the hair and skin.

皮脂腺分泌油状皮脂润滑毛发和皮肤。