Black leader
【矿物】石墨，笔铅，黑铅
🧩 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
and you can listen to him over the phone.
而且你可以在电话中听到他的声音。
The higher the ape goes, the more he shows his tail.
猴子爬得越高，尾巴越加暴露。
I have a lot of problems.
我有很多问题。