support plate的用法和樣例：
例句
- "A sweet temper" is a figurative expression, but "sweet coffee" is not.
"甜蜜的性情"是個比喻的說法，而"甜咖啡"則不是。 - Some distance above the lead block a photographic plate is placed.
在鉛塊上方某一距離處放一照相底板。 - Ions of different isotopes converge at different points on the photographic plate.
在照相底板上不同的同位素的離子會聚于不同點。
