head-on
/ˈhedˈɒn/adjective & adverb
1
- with or involving the front of a vehicle面对面的（地）, 车头对车头的（地）：
as attrib. adj. a head-on collision两车迎面相撞
as adv. they hit a bus head-on.他们一头撞上了公共汽车。
2
- with or involving direct confrontation正面的（地）：
as attrib. adj. trying to avoid a head-on clash.试图避免正面冲突。