Photelometer
[医] 光电比色计
🗣️ 情景例句
Try to come by later for dessert.... Bye.
晚一点尽量设法弯到这 来吃甜点。……再见。
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
You really have an ear for pop music.
你确实对流行音乐很有欣赏力。