Boldine
[化] 波尔定碱\\n[医] 波耳丁, 波耳多甙
🗣️ 情景例句
I have received the secretarial training for six months.
我曾接受过6个月的秘书训练。
Would you mind getting together sometime?
你可以找个时间大家一起聚聚吗？
Tim is looking at an aeroplane.
蒂姆正望着一架飞机。