Pterotrachea
翼管螺属
🗣️ 情景例句
His books exposed people to new ideas.
他的书使人们接触了新思潮。
He gets more professional satisfaction from teaching.
从事教育职业，他更感受到职业上的满足。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长