Hering's theory
[医] 赫林氏学说(关于色觉)
🧩 词语组成解析
🗣️ 情景例句
Good afternoon. Make yourself at home.
下午好。请随便些。
Bill was very jumpy as he waited for the phone to ring.
贝尔忐忑不安地等着电话来。
Letters will cost a little more, but they will certainly travel faster.
这样会稍微多花点钱，但肯定是快得多了。