Sourceless
a. source的变形
🗣️ 情景例句
So, you're an exchange student.
哦，你是一名交换学生。
She screamed in astonishment.
她惊吓得发出尖叫。
Li Lei went into the school and found Miss Zhao in the school library.
李垒走进学校，在学校图书馆里找到赵小姐。