Premandibular
下颌前的
🗣️ 情景例句
It's all my fault. I'll try to make it up to you.
这事儿全怪我。 我会尽力补救。
Please make sure that the goods be protected from moisture.
请保证货物不受潮。
Is it very cold in winter?
冬季的天气很冷吗？