Halfwave plate
[化] 半波片
🧩 词语组成解析
plate
[plet]
n. 盘子，盆子;金属板;均匀厚度的片状硬物体;[摄]底片，感光版;
vt. 镀，在…上覆盖金属板;覆盖;电镀;[印]给…制铅板;
plat 平坦 + e → n.板，片，盘 vt.电镀
🗣️ 情景例句
But Christmas is the most important holiday of the year.
但是圣诞节是一年当中最重要的节日。
We shall never have friends if we expect to find them without fault.
指望朋友无缺点，永远休想交朋友。
Who has the eraser?
谁拿着橡皮擦？