Photolometer
光电比色计
🗣️ 情景例句
the American Society for the Prevention of Cruelty to Animals.
美国禁止虐待动物协会。
I took off my coat.
我脱下了我的外套。
Morocco and California are bits of the Earth in very similar latitudes,
摩洛哥和加利福尼亚是地球上纬度极其相似的两个地方，