lie on/upon的用法和樣例：
例句
- She was lying on a small settee in the parlor.
她躺在客廳的一張小長椅上。 - The boy lay at full length on the grass.
男孩伸直身體躺在草地上。 - They depend on a particular historical situation.
它們取決於特定的歷史境況。 - Our arrival time is contingent on the weather.
我們的抵達時間取決於天氣情況。 - He always leans on others for help.
他總是依賴別人的幫助。 - You can never throw yourself upon that fellow.
你決不能依賴那傢伙。
