宝丽来胶卷感光性非常强。Polaroid film is very sensitive.这片子已经感光.This film has been exposed.眼是复杂而且高度精密的感光器官.The eye is a complex and highly developed photosensitive organ....
Try to get into the habit of eating at least three small meals a day, at equally spaced intervals.尽量养成每天至少吃3顿小餐的习惯，而且每餐的间隔要相同。Some ready made meals are nutritious and very easy to prepare.一些预制膳食很有营养，而且烹调起来很简单。Manichaean ...