袖标

dài xiù biāo

戴袖标

wear an armband

suǒ yǒu zhí qín de zhì yuàn zhě dōu bì xū pèi dài xiù biāo zài dài duì jǐng chá de zhǐ huī xia gōng zuò

所有执勤的志愿者都必须佩戴袖标在带队警察的指挥下工作。

Every volunteer on duty must wear an armband for identification and work under the orders of the lead policeman.

duì zhǎng xiù biāo

队长袖标

captain's armband