C6
[医] 溴化六烃季胺
🗣️ 情景例句
His experience will be valuable to both of us.
他的经验对你我都很有用。
John is not forty-five yet,is he?
约翰不够45岁,是吗？
Robert was delighted to see me and equally pleased with my little gift.
罗伯特见到我很高兴，对我的薄礼也感到满意。