Galactitol
半乳糖醇, 卫矛醇
🗣️ 情景例句
What about you?
你呢？
No one can call back yesterday;Yesterday will not be called again.
昨日不复来。
A young English writer made the pertinent observation a year or two back
一两年前，一位年轻的英国作家发表了中肯的看法。