Pendula
翻车机
🗣️ 情景例句
Do I have to remind you yet again?
还需要我再次提醒你吗？
If you buy that home,will you spend the rest of your life there?
如果你买那住宅，你将在这里过余下的日子吗？
The development of such a telescope will be one of the great astronomical projects of the twenty-first century.
而开发这样一台望远镜将会是21世纪天文学的一个重要的研究课题。