Bifrons
背靠背的两人半身雕塑像
🗣️ 情景例句
Have a safe trip!
一路平安。
His wife died a year ago. Now he lives alone.
他妻子去年去世了。现在他一个人住。
with their fellow scientists either in other countries or in universities,
和其他国家、其他大学同行们