Snd
abbr. 精选天然金刚石（Selected Natural Diamond）
🗣️ 情景例句
Are you sick?
你病了吗？
He was content that the thing had happened.
这事终于发生了，对此他是满意的。
The Hubble will tell us a great deal about the age and size of the universe.
哈勃将告诉我们有关宇宙的年龄和大小的许多事情。