Indulin black
[医] 苯胺黑
🧩 词语组成解析
[医] 引杜林, 对氮蒽蓝(染料)
black
[blæk]
adj. 黑（色）的;黑色人种的;黑暗的;不加牛奶的;
n. 黑色;黑人;黑颜料;黑暗;
v. 使变黑;抵制;拒绝;使变黑暗;
🗣️ 情景例句
What time do your classes start?
你的课什么时候开始？
His wife died a year ago. Now he lives alone.
他妻子去年去世了。现在他一个人住。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。