Gametids
配子细胞
🗣️ 情景例句
How can I reward your help?
我怎样才能报答你的帮助呢？
Live to learn and learn to live.
生而学之，学而生之。
Where're Lucy's pencils? Are they on her desk?
露茜的铅笔哪去了？在她的桌子上吗？