A small opening for the passage of air, liquid, etc.

孔；通风口。

The external opening of the alimentary canal; the anus.

【动】肛门。

An outlet; passage.

出口；通路。

Hence, utterance.

吐露；发泄

A slit in a garment.

衣服上的裂口；开叉。

To let out through a hole, as steam.

由孔中漏出(如蒸气)。

To utter publicly.

发表。

To furnish with an outlet; relieve by speech.

使发泄；以言语发泄。