armbands
n. [军]臂章（armband 的复数）
例句
The stewards all wore armbands.
乘务员都戴了臂章。
《牛津词典》
Many people at the funeral service were wearing black armbands.
在葬礼上许多人戴着黑纱。
There's also a plan for a range of armbands and belt clips to hold the charger while you are on the move.
还有一个计划，一系列的臂带和腰带夹托住充电器，以便你在移动时使用。
