bottom board的用法和樣例：
例句
- Something is wrong with the right hand side of the bottom panel.
底板的右側出了點問題。 - I went on a boat with a glass bottom looking at the amazing multi-coloured fish.
我上了一艘有玻璃底板的船，看著令人驚奇的五彩繽紛的魚類。 - The loose board in the floor should be nailed down.
地板中鬆了的板子應該用釘子釘牢。 - A board creaked as I crossed the floor.
我走過地板時，有一塊板嘎吱嘎吱地響。
