to的同音词有too、two 例句 1. The number of new students decreased from 210 to 160 this year. 今年新生人数从210减少到160。 2. The treatment should be repeated every two to three hours. 这种治疗方法应该每隔两到三小时重复一次。 3. I don't think you realize how important this is to her....
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