🗣️ 情景例句
Have you any experience with a computer?
你有使用电脑的经验吗？
Did you go to the concert yesterday?
你昨天去听音乐会了吗？
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。