Density fluids
[化] 密度液(测定矿物粉末密度所用之液体)
🧩 词语组成解析
n. 液体；流体（fluid的复数形式）
🗣️ 情景例句
Right!
对！
Why are you sitting over there?
你为什么坐在那里？
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣诞节前夜，今天我和父亲去选圣诞树。