Copolyimide
共聚多酰胺
🗣️ 情景例句
Let's see.
让我想想。
False tongue will hardly speak truth.
虚伪者不肯说真话。
Some years ago an American psychiatrist named William Dement published experiments dealing with the recording of eye-movements during sleep.
前些年，美国一位精神病学者发表了一篇报告，报告中记录了眼球在睡眠时的活动情况。