He crouched down beside her.

　　他在她的旁邊蹲了下來(lái)。

　　Interest rates should come down.

　　利率應(yīng)下降。

　　We're going down a mountain.

　　我們向山下走去。

　　He hunkered down beside her.

　　他挨著她蹲下。

　　She kneeled down beside him.

　　她在他身邊跪下。