数控开榫机使用教程:half an hour later

half an hour later half an hour 与a half hour 英语he played ____vpoin for half an hour it takes me only half an hour 英语高手请进 翻译此句子"But an hour later,he was still looking for it." My mother usually spends more than half an hour cleaning the house.(划线部分more到hour) i've been here for about half an hour.have you been looking for me If it was half past four an hour ago,it is_____now. most of us can find 15 minutesor half an hour each day for some regular activity most of us can find 15 minutesor half an hour each day for some regular activity