Numlock
[计] DOS内部命令
🗣️ 情景例句
If you educate the public about dangerous diseases they can protect themselves, which will help to halt the spread.
如果你能教育公众如何来防治危险疾病，他们就能够保护好他们自己，从而阻止疾病的传播。
He's absorbed in his book.
他全神贯注地读书。
CHRISTMAS DAY
圣诞节