Aphthae
pl. 口疮\\n[医] 口疮; 小溃疡
🗣️ 情景例句
What's the nature of the problem?
是什么样的问题？
The Christmas tree is gorgeous.
圣诞树真华美。
The undulating waves of the open sea are generated by three natural causes:
海浪是由三个自然因素形成的：