半價的用法和樣例：
例句
-
兒童半價（入場）。
Children are (admitted) half-price. -
我用這張通行證坐火車半價。
This pass enables me to travel half-price on trains. -
這些酒杯半價出售，因為玉上有瑕疵。
These wine glasses were sold at half price because of blemishes in the jade. -
你知道這些襯衫都賣半價了嗎？
Do you realize that all of these shirts are half off?
