Nigrometer
黑度计
🗣️ 情景例句
Fine. Are you buying a house
好的。你们是要买房子呢？
The firemen fight fires and rescue people.
消防队员和火灾搏斗，拯救人们。
Suddenly someone shouted.'It's two minutes past twelve! The clock has stopped!'
“已经12点零2分了！那钟已经停了！”