美[w?r a?t]
[詞典] 穿破; 用壞; （使） 筋疲力盡; 耗盡;
[網絡] 磨損; 精疲力竭; 穿;
[例句]Every time she consulted her watch, she wondered if the batteries were wearing out.
每次她看手表，都會懷疑是不是電池沒電了。