The flow with sediment trapped by the slit of the vortex tube can form vortex inside the tube and exclude efficiently the coarse sediment near the bed layer in front of the tube.

进入涡管槽口的挟沙水流会形成强有力的螺旋流沿涡管流动，能有效地排除底部推移质泥沙。

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A new type of multi-slit streak tube was designed wi th large efficient area, smaller bulk and lighter weight.

设计了一种有效面积大、体积小、重量轻的多狭缝条纹变相管。

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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