The paper discussed the application of tube still preheater and double-pipe preheater in the process of removing silicon, and analyzed the situation of the scab.

本文就列管预热器和套管预热器在粗液脱硅过程中的应用进行了论述。并对其结疤状况进行了分析。

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It's unknown whether the lava is residual material that's draining through the underground tube system or if the flow is still being supplied by lava from the crater, scientists say.

科学工作者们说，不知道熔岩是否是地下管道系统排出的残留物质，或者是否火山口的熔岩仍然在提供流量。

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I made it on to the tube, still feeling horribly sick.

我设法坐地铁回了家，仍旧感觉恐惧和不舒服。

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One can imagine that when they're inside this tube here, they're still really outside the body.

你可以想到当食物在肠管的时候,实际上还是处在体外的

耶鲁公开课 - 生物医学工程探索课程节选

Look out!" Some ten paces away Lolita through a glass at a telephone booth, membranous god still with us, cupping the tube confidentially, hunched over it, slit her eyes at me, turned away with her treasure, hurriedly hang up and walked out with a flourish.

注意！“十步开外洛丽塔透过电话间的玻璃正用手,握着话筒，万分信赖的说着什么，她的目光扫到我，拿着她的宝贝转过身去，急忙挂上，一个戏剧性的夸张动作，走了出来。

耶鲁公开课 - 1945年后的美国小说课程节选

Another tube strike, tube strike due to be coming up and the whole future of the tube still unresolved.

BBC: News Online

While the London Underground has been made more accessible in recent years (more than 60 stations out of 270 are now step-less between the street and the platforms), many Tube stations still present challenges for the disabled due to gaps between the platform and the carriage door.

BBC: London for disabled visitors

Baroness Grey-Thompson would be the first to admit that while she can leave people far behind as she powers down the track, she still cannot get down an escalator to board an inaccessible tube train, and still needs the public's help to do what they regard as very ordinary things.

BBC: Disabled people divided over Paralympics effect