Jrd
abbr. joint research and development 联合研究与开发; juvenile rheumatoid disease 青少年类风湿病; Riverside; California (heliport, 3-letter code) 河边
🗣️ 情景例句
He told me
他告诉我
When do you leave?
你何时起程？
What about the dog?
那么狗呢？