半

• A door to the left stood ajar .
  左侧有一扇门半掩着。
• The train will depart at 7 : 30 a.m .
  早七点半发车。
• She half-turned, and walked away .
  她半转过身走了。
• Toby was propped up in bed, staring at nothingness .
  托比半躺在床上，茫然地睁着眼睛。
• The western half of the sky had by now grown murky .
  西半的天空这时候也变得阴霾无光。
• The buses run half-hourly .
  公共汽车每半小时一班。