dumet
「dumet」的意思
n. 铜包镍铁丝；（制白炽灯和真空管时使用的）杜美丝；代用白金; n. （Dumet）人名；（法）迪...
n.<美>(制白炽灯和真空管时使用的)杜美丝,铜包镍铁丝
「dumet」的用法
dumet头盔 - 戴头盔
「dumet」的例句
He always wears a helmet when he rides his motorcycle.
他骑摩托车时总是戴头盔。
She needs to buy a new helmet for her bike.
她需要为她的自行车买一个新的头盔。
The construction workers were wearing helmets to protect themselves from falling objects.
建筑工人戴着头盔以防止掉落物体。
The police officer was wearing his helmet while patrolling the streets.
警察在巡逻街道时戴着他的头盔。
The motorcycle rider had to wear a helmet to pass the safety test.
摩托车手必须戴头盔通过安全测试。
He got hurt in an accident and had to wear a special helmet to protect his head.
他在事故中受伤，不得不戴一个特殊的头盔保护他的头部。
The baseball player was wearing his helmet during the game.
棒球运动员在比赛中戴着他的头盔。
She bought a new helmet for her daughter's birthday.
她为她女儿的生日买了一个新的头盔。
The firefighter was wearing his helmet as he entered the burning building.
消防员在进入着火的建筑物时戴着他的头盔。
The construction site supervisor was wearing his hard hat and safety glasses.
建筑工地的负责人戴着安全帽和护目镜。