Chromophotometer
比色計
??? 情景例句
Hi, everyone. Sorry I'm late.
嗨， 各位好。很抱歉我遲到了。
He knows most who speaks least.
大智者寡于言。
For hundreds of years, St.Bernard dogs have saved the lives of travellers crossing the dangerous Pass.
幾百年來，圣伯納德修道院馴養狗拯救了許多翻越這道山口的旅游者的生命。