Microvacuum
高真空
🗣️ 情景例句
Not as happy as I am.
我比你更高兴。
Please don't make a smell in the house with your cigar.
请不要在屋子里散布雪茄的气味吧。
while our own compulsory school attendance became law in Germany in 1642,
而我们的义务教育成为法律在德国是在1642年，