Wh-question
wh-疑问句；特殊疑问句
🧩 词语组成解析
abbr. 瓦特小时（Watt Hours）；白宫（White House）；白色（white）
🗣️ 情景例句
when you called me.
当你打电话给我的时候。
Half a loaf is better then no bread.
半块面包亦胜无。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，