Refractoriness
[化] 耐火度\\n[医] 不应性, 难治
🗣️ 情景例句
Sorry.
对不起。
He is attending a morning intensive course four hours a day, six days a week.
他每周六早晨都上一门4小时的速成课。
You see, we've been in China for over two years now, so we are travelling back to England soon for a holiday.
您知道，我们到中国已有两年多时间了，所以不久后我们就要回英国度假了。