He purchased a ticket and went up on the top deck.

他买了张票，上了顶层。

《柯林斯英汉双解大词典》

There is a handy keyboard shortcut to save you having to scroll up to the top of the screen.

有一个方便的键盘快捷键可用，不必滚动到屏幕的顶端。

《柯林斯英汉双解大词典》

The top can be worn buttoned up or open over a T-shirt.

这件上衣可以系上扣子或不系扣子套在T恤衫的外面穿。

《柯林斯英汉双解大词典》

Not only did the always interesting Lady Gaga show up inside a large egg-like structure, but unknown artists also won top prizes.

VOA: special.2011.02.18

And for reference, incidentally, in case you ever forget what the point of some exercise was, I'll almost always comment the code up top with a quick sentence or two that reminds you what this program does.

顺便作为参考，为了避免我们可能忘记一些代码的意思，我通常会用一两个简单的句子,在上面作出注释,那样会提醒我们这个程序是干嘛的。

哈佛公开课 - 计算机科学课程节选

Up a trackless slope climbs the master artist, and at the top, on a windy ridge, whom do you think he meets?

伟大的艺术家在那无路可寻的山峰上攀登，他登上山顶，迎风而立，你们猜他遇到了谁？

耶鲁公开课 - 1945年后的美国小说课程节选

Breastfed babies may need a top up of Vitamin D to ensure they do not develop rickets, US experts have warned.

BBC: Rickets warning over breastfeeding

And driving with a top up in summertime is a stifling sensation.

FORBES: Chevrolet Camaro SS Convertible: Fast Fall Driving

Firms could let staff seek crowdfunding for their ideas and offer a top-up if they hit a target.

ECONOMIST: Raising capital online