erection

有勃起

To be in a state of being erect.

处于勃起的状态。

勃起

A common, informal way to say you have become erect.

一种常见、非正式的说法，表示你已经勃起。

失去勃起

To no longer have an erection.

不再处于勃起状态。

维持勃起

To keep an erection for a period of time.

在一段时间内保持勃起状态。

持续勃起

Similar to 'maintain', often used in a medical or technical context.

与'maintain'类似，常用于医学或技术语境。

实现勃起

To successfully become erect, often used in a medical or formal context.

成功地勃起，常用于医学或正式语境。

使（某人）勃起

To cause someone to have an erection.

导致某人勃起。

延长勃起

To make an erection last longer.

使勃起持续更长时间。