The world's longest glass bottom bridge is opened to the public in Son La, Vietnam.

世界上最长的玻璃桥在越南山罗向公众开放。

This long glass thing here is a burette.

这个长玻璃的东西是滴定管。

Everywhere on the walls were gilt-framed mirrors and long pier glasses — as many, Rhett said idly, as there were in Belle Watling's establishment.

墙上到处挂着镶着镀金框子的大镜子小镜子----正如瑞德无意之中说的那样，这里的镜子和贝尔·沃特琳那里的镜子一样多。

She paused a moment to survey herself in Mrs. Vandemeyer's long glass, and be sure that nothing was amiss with her appearance.

她停了一会儿， 用范德迈耶夫人的长镜审视自己， 确定自己的外表没有任何问题。

After that, having studied herself gravely in a long glass, she took from one of the drawers of her dressing-table a black leather card-case cornered in silver filigree, but found it empty.

之后，她认真地在长玻璃杯中研究自己，从梳妆台的一个抽屉里拿出一个黑色的皮革卡盒，上面镶着银丝，但发现里面是空的。

It'll stay blueish in color for as long as the bicarbonate ions are around to keep the pH buffered above the indicators end point of pH 4. This long glass thing here is a burette.

只要碳酸氢根离子在周围以保持 pH 值缓冲在 pH 值 4 的指示剂终点之上，它就会保持蓝色。这里的这个长玻璃东西是滴定管。