Polymethin dyes
[化] 多次甲基染料; 甲川染料
🧩 词语组成解析
n. 染料, 染色（dye复数形式）
🗣️ 情景例句
How much do stamps cost?
邮票多少钱？
The doctor said I looked pale and tired.
医生说我看起来苍白和疲倦。
Did the wagging dance tell the bees how far away the food was?
摇摆舞有没有告诉蜜蜂食物到蜂箱的距离有多远？