If the timeout is zero, then a caller will always wait until a free object is available.

如果超时为零，则调用方将总是等待，直到空闲对象可用为止。

youdao

If the program creates many long-lived objects, lazy sweep may not be able to find a free object.

如果程序创建了许多长生命周期的对象，延迟清理可能无法找到自由对象。

youdao

If the program creates many long-lived objects, lazy sweep may not be able to find a free object.

如果程序创建了许多长生命周期的对象，延迟清理可能无法找到自由对象。

youdao