Ulcerates
v. （使某物）形成溃疡( ulcerate的第三人称单数 ); （使）腐败
🗣️ 情景例句
They shared the first harvest with the Indians
他们与印第安人分享首次收成
He was anxious about his son's safety.
他担心他儿子的安全。
They stared at the huge tiger with awe.
他们敬畏地看着那头巨虎。