Eriochrome black a
[化] 酸性媒介黑A
🧩 词语组成解析
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
I'd just like to repeat, do not be late!
我只想重复一遍，别迟到！
I will look down the hallway.
我往下看大门口吧。
When I touched him on the shoulder, he turned around.
我拍他的肩膀，他转了过来。