Dddc
[醫][=diethylammonium diethyl dithio carbamate]二乙基二硫代氨基甲酸二乙基銨
??? 情景例句
Thank you, Tom.
謝謝你， Tom。
You'd have a better chance of catching the train if you took a bus to the station instead of walking.
如果你不是步行而是乘公共汽車的話，那你就比較有可能趕上火車。
Li Lei went into the school and found Miss Zhao in the school library.
李壘走進學校，在學校圖書館里找到趙小姐。