Sleeper or hard seat?
卧铺还是硬座？
Nylon seat with hydrophilic hard to age and burst.
尼龙座具亲水性，不易老化破裂。
Our plane is bumping hard. Please keep your seat belt fastened.
我们得飞机颠簸得厉害。请系好安全带。
This Friday, please. It's July 21st, right? I want a hard seat, please.
这周五的，是七月二十一号吧？我要一张硬座。
The forged disc has an integral Stellite hard faced seat and guide surface.
锻造阀瓣具有整体钨铬钴合金硬化阀座和导轨表面。
He was so nervous that he had had a hard time keeping his seat during this short, direct conversation.
在这简短，面对面交谈的时候，他急得象坐在针毡上一样。
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