Ornitrol
胆甾醇
🗣️ 情景例句
Drive carefully.
开车时小心。
Mike found it difficult to adjust at first, but he's used to studying at Harvard now.
刚开始迈克发现很难适应在哈佛的学习，但现在他已经习惯了。
It was spring,but the weather was awful.It rained all the time.
是春天，但天气太糟了。一直在下雨。