halfway

形容词 halfway:

1. equally distant from the extremes
   同义词：center, middle, midway
2. at a point midway between two extremes
3. including only half or a portion

副词 halfway:

1. at half the distance; at the middle
   同义词：midway

1. Halfway through the race the horse went lame.
   那匹马赛跑中途跛了腿。
2. The key turned halfway and then jammed.
   钥匙转了一半就卡住了。
3. We had a short intermission halfway through a film.
   我们电影放映中途做了短暂的休息。

half.way

adj.（形容词）
Midway between two points or conditions:
在半路上或在中间状态：
例句：
a halfway sign on the trail.
铁轨上的半程标记

Reaching or including only half or a portion; partial:
仅到达一半或一部分的；不完全的：
例句：
halfway measures.
不完全的措施

【引伸】
half.way.
adv.（副词）