Ulnae
ulna的复数形式
🗣️ 情景例句
Daddy, can we go soon?
爸爸 ，我们能快点走吗？
Well done! Bond, you've done it!
好极了！邦德，干得好！
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。