Photoelectric colourimeter
[化] 光電比色計
?? 詞語組成解析
[化] 比色計
??? 情景例句
What do you mean?
是什么意思？
Good. That's just what we want to hear.
很好，那正是我們想要聽的。
The children wake up very early, and can't wait to open the presents in their stockings.
孩子們醒得很早，迫不及待地打開襪子里的禮物。