Knuckle duster
na. 指关节保护套\\n
🧩 词语组成解析
knuckle
[['nʌkəl]]
n. 指节, 蹄爪, 膝关节\\nv. 以指节打, 以手指射
duster
[['dʌstə]]
n. 掸子, 打扫灰尘的人
🗣️ 情景例句
And these are pictures of people working:steelworkers, bankers, police, street vendors,ambulance drivers, doctors….
这是工作中人们的照片：钢架工人、 银行职员、警察、街头小贩、救护车驾驶 医生等等……
Such carpenters, such chips.
什么样的木匠，出什么活。
Education, with its cycles of instruction so carefully worked out,
教育，以其教学周期如此精心地安排，