These nouns denote bright light, especially when it is a visible sign of combustion. 這些名詞意指強烈的光，尤指燃燒時(shí)的可見(jiàn)信號。
It may also act as a visual signal of adulthood, along with growing breasts and widening hips in girls and deeper chests and beards in boys. 隨著(zhù)女孩乳房的日益增大和臀部的加寬以及男孩胸部的加深和胡須的長(cháng)出，陰毛也可能作為成年人的一種視覺(jué)信號。
Meanwhile, a Blind Spot Information System registers if another vehicle is in the offset rear blind spot alongside the car and alerts the driver via a visual signal. 與此同時(shí)，一個(gè)盲點(diǎn)信息系統登記，如果另一輛車(chē)是在后方的盲點(diǎn)抵消一起汽車(chē)，并提醒司機通過(guò)視覺(jué)信號。
