Mversenid
乙二胺四乙酸
🗣️ 情景例句
Hi.
嗨，
In the world, who knows not to swim goes to the bottom.
处世似游泳，不会即下沉。
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