Only when you have checked the XML document against a schema and found that it passes will it truly be valid.

只有用模式检查XML文档并且通过之后才能说它是有效的。

youdao

When you deplane, assuming you checked luggage, you have to wait around for your bags (assuming they've arrived where you have), and oftentimes sit around with no idea where it is or when it's coming.

下飞机时，你需要等待托运的行李，经常是探着脑袋傻等，不知道行李在什么地方、什么时候能出来。

youdao

But when you get it checked out, there is disturbing news: you have a disease called age-related macular degeneration, or AMD.

但是让人伤心的是，检查结果是：你得了一种叫做老年性黄斑变性(amd)的疾病。

youdao

All these things usually would have been thoroughly checked and double checked before leaving the UK, but when you're flat out trying to summon up the required sponsorship (and we're still looking for a major sponsor), one has to prioritise time accordingly and I knew most hiccups would be solvable, somehow.

BBC: Explorer set for historic Arctic adventure