Umbonulate
具小鳞脐的
🗣️ 情景例句
Congratulations!
恭喜你们！
The beginnings of all things are small.
万事开头小。
It comes nearer to the engines with which man has 'conquered' the air, as he boasts.
它更近乎于人类自夸的“征服”了空气的发动机。