Vegabate
胺胂混剂
🗣️ 情景例句
Does this come with a certificate of authenticity?
这有鉴定证明吗？
In a calm sea, every man is a pilot.
平静的海上易驶船。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。