花usahana兔
head (N) march at the head He is at the head of his class.My father is a head of our family. 一家之主(ADJ) a head cook = chef(V) The plane is heading south.
伊兰0518
在……的前面(内部):inthefront(of)在……的前面(外部):infront(of)比如讲台在教室的前面,用第一个。教室前面的石碑,用第二个。当然,还有其他的在前面:beforeahead