lead black lead
Some of the finest drinking glasses are made from lead crystal.
一些最高档的酒杯是用铅晶质玻璃制成的。
—— 柯林斯例句He was involved in oil, zinc and lead prospecting.
他参与了石油、锌和铅的勘探。
—— 柯林斯例句Unleaded gasoline rose more than a penny a gallon.
无铅汽油每加仑涨了1分多。
—— 柯林斯例句Lead was one of the metals known to the ancient world.
铅是早在古代就已知的金属之一。
—— 柯林斯例句The new Metro is designed to run on unleaded fuel.
新的地铁系统设计为使用无铅燃料。
—— 柯林斯例句