lower
[`loɚ]
v. 降低、減少
例句

The damage to the car has lowered its value.

這台車子的損壞降低了它的價值。

stick
[stɪk]
v. 黏住、固定住
例句

The cookies had stuck to the pan, so I used a knife to remove them.

餅乾黏在平底鍋上,所以我用刀子把它們移除。

動詞三態
stick-stuck-stuck
spoil
[`spɔɪəl]
v. 破壞、損壞
例句

A headache spoiled my trip to the beach.

頭痛毀了我的海灘行。

動詞三態
spoil-spoiled/spoilt-spoiled/spoilt
quality
[`kwɑləti]
n. 品質
例句

The quality of the restaurant's food has gone down in recent months.

近幾個月來,這家餐廳的食物品質下滑。

experiment
[ɪk`spɛrə͵mənt]
v. (用……)做實驗
例句

Scientists often experiment on animals like monkeys and mice.

科學家經常在猴子和老鼠等動物身上做實驗。

說明
作不及物用,可接 on N.,表示「在……身上做實驗」