n.<化>钠(11号元素,符号 Na);
例句:
Out over the town the sodium lights were lit.
在外面,全城的钠光灯都亮了.
Sodium is the sixth most abundant element in the earth's crust.
钠是地表中含量第6丰富的元素.
In sodium light, a red or green object will appear black.
在钠灯下, 红色或绿色的物体会显得黑黑的.