Black belt
辅助 Assistantn. （柔道等有道位者所系的）黑腰带的, 黑腰带级选手（柔道中达到最高级别者）
🧩 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;
belt
[bɛlt]
n. 腰带;区域;传送带;带状物;
vt. 环绕，包围;用带做记号;用力打;绕着系上带子;
🗣️ 情景例句
She's looking for a part time job.
她在寻找兼职工作。
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我为了参加体育课而必须走路到体育馆。
I was standing at the back, so I couldn't see very well.
我站在后面，看不清。