Xanthydryl
[化] ┷吨氢基
🗣️ 情景例句
The only entry requirement is a valid passort.
入境的唯一条件就是持有一本有效的护照。
By writing you learn to write.
从写作中学写作。
It was a Sunday in May. My brother and I had decided to go off for a long walk while we were staying with my grandparents in the French countryside.
5月的一个星期天，我和弟弟决定去远足。当时我们住在法国乡下的祖父母家中。