Ieg
abbr. 免疫病理学交流组（immunopathology exchange group）
🗣️ 情景例句
It was very thoughtful of you to send flowers.
你送花来，想得真周到。
An empty bag cannot stand upright.
空袋不能直立。
Will you come through to the back, please?
请跟我到后面去。……你何不试试这套呢？