Halftube type: when the medium containing solid particles or fibrous material, can choose a halftube type structure, this structure has the clean and shear function.
半筒型：当介质中含有固体棵粒或纤维状物质时，可选用半筒型结构，此种结构具有自洁及剪切功能。
2
In New York or London, Apple's little white wires sneak from the ears of seemingly half of those riding the Tube or subway.
在纽约或伦敦的地铁中，有半数乘客的耳朵里都塞着苹果的白色耳机。
3
Reach through the bottom half of the inner tube and grab the top half.