Do not know how it is to engage on.

都不知道那是怎么搞上的。

That is impossible to engage on such things.

从事这种事情是不可能的。

It all depends a bit on the level of play that you engage on …

其实对于不同级别的玩家也有不同的说法…

This must be in the off chance that I don't engage on the free money deals.

这必须在过机会，我没有做金钱交易的自由。

A downhole tool used in fishing operations to engage on the outside surface of a tube or tool.

在打捞作业中所用的一种井下工具，在打捞时它与管子或工具的外表面接合。