Piezocontrol
压电整频
🗣️ 情景例句
Please give me a wake up call at 7:30 am tomorrow.
请在明早七点半叫醒我。
His health has been lousy.
他的健康状况近来很糟。
She kept it tied to a tree in a field during the day and went to fetch it every evening.
白天，玛丽把羔羊拴在地里的一颗树上，每天晚上把它牵回家。