Decil
[医]二甲胺乙（基）
🗣️ 情景例句
Just follow me, Mr. Johnson.
请跟我来 Johnson先生。
It's my treat this time.
这次我请客！
As a reasonable guess, they might, on an average, be 100 light years away.
据合理推算，外星人离我们平均距离也有100光年之远