Chromometry
比色法
🗣️ 情景例句
I'd like to set up a doctor's appointment as soon as possible.
我想尽快预约门诊。
Friends are like fiddle-strings,they must not be screwed too tight.
朋友有如琴弦，不能上的太紧。
I'm not sure we have that much on hand.
我没把握现在的量有没有那么多。