1·All riders are equipped with reflective vests and safety lights.
所有乘客都配有反光背心和安全灯。
2·These new power sources could in the future be woven into fabrics such as uniforms or ballistic vests, and poured or sprayed into containers of any size and shape.
这种新型动力源将来可以被织入布料中，做成军装或防弹背心，甚至可以喷涂到任何大小或形状的容器上。
3·Some will wear vests filled with chilled gel, others will dunk their hands in icewater just before competing and nearly all will be wearing fabrics designed with hot weather in mind.
有些人将会穿上充满冰胶的背心，还有的人在比赛前会把手浸在冰水里，几乎所有人都会穿上为抵挡炎热天气而设计的布料。
4·Since infants often fall headfirst, spotters hold straps attached to vests the children wear to prevent them from injuring themselves with the cameras, but the children are otherwise free to move.
因为婴儿摔倒时都是头先朝下的，测试人员就牵住孩子所穿背心上的带子，以防摄像头伤了他们，而在其他方面孩子都是可以自由活动的。
5·It was my private obsession with keeping my look fresh that taught me how to stretch my wardrobe with long print scarves, sweater vests or colorful tights.
我热衷于保持自己形像的新鲜感，正因为如此，我学会了如何用长长的花围巾、毛背心或是鲜艳的紧身裤来拓展我的衣柜。