Dach
[醫][=diamino-cyclohexane]二氨基環己烷
??? 情景例句
That must be Rita Mae.
一定是Rita Mae。
I'm afraid it's a misunderstanding.
我想這是個誤會。
have no chance of transporting us to the nearest other star, four light years away,
但尚不可能把我們送到離我們最近、相距4光年的其他星球上去，