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
Something simple--but a good one.
要简单的，但要精美 。
Two heads are better than one.
集思广益。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。