walk off/away with 偷走，拿错；轻易赢取（奖赏等）
walk out 走出；把(某人)带出
walk the dog 遛狗
walk up and down 踱来踱去，走来走去
wander about 漫游；闲逛; 流浪
warm up 预热;热身;温;焐;热;暖;暖和;
warn sb of sth 警告某人有某情况
wash away 洗掉, 冲走
wash out 洗干净, 洗掉；使褪色；毁坏，破坏
washed out 疲倦, 疲乏
