Preps
(prep 的復數) n. (英)(非正式)準備功課, 預備學校, 預料\\na. (美)(非正式)預備的, 準備的\\nvi. 進預備學校, 進行預備訓練, 自修, 自我訓練\\nvt. 預備, 給病人作手術前的準備, 準備
??? 情景例句
Thank you very much.
非常感謝。
Nothing is impossible to a willing heart.
心之所愿，無事不成。
and one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
一項使人對這個問題感到困惑的奇怪的發現是，睡眠在很大程度似乎并不僅僅是為了使身體得到休息。