Selftest
自身测试
🗣️ 情景例句
you had some doubts about wanting to go to Michigan.
你对上Michigan大学有些疑虑。
Over 5,000 hours of work went into this software, and today it's my privilege to bring it to you.
这种软件的研制超过5000工作小时，今天我很荣辛地向你们展示它。
I
我……我头痛和……（他开始咳起来）。