Pipe lodgepole-steel tunnel support technique is a strong composite support system consisting of advance pipe lodgepole, support stell vault, tin plate packer and working surface plug-back.

管棚复合钢支撑技术，是一个通过超前管棚、支撑钢拱、白铁皮隔离、工作面封堵的相互配合和共同作用，形成了具有强大支护抗力的复合支护体系。

youdao

The UI library actually started as several different plug-ins "back in the day" ("the day" meaning late 2007, which is decades ago in terms of jQuery).

这个 UI 库在最初的时候（即 2007 年年末）仅是几个不同的插件。

youdao

I saw one worn-out display Powertrack in a shop; the rubber flaps didn't snap back into place when I removed a plug.

我看到某家商店中展出了一个破损的Powertrack接线板，当我拔掉插头时，胶皮无法复位。

youdao

If we get plug-in hybrid cars, you can plug it in at night and sell back electricity to the utility, and then charge up your car again in the morning before you leave.

WHITEHOUSE: Online Town Hall

The SMILE Plug includes a 5V Lithium-Ion polymer battery for back-up power, making it ideal for learning environments where electrical power can be inconsistent.

ENGADGET: blogger-avatar

Or you could go to Personalfund, plug in your current holdings and get back a list of investments that should--based on historical patterns--balance out your portfolio and reduce the risk that it will underperform the market.

FORBES: Custom-Made Mutual Funds