一落千丈

drummed into───反复向某人灌输

lets into───让…进入

plugged into───把插头插入

plugs into───把（电器）插头插入；接通

plummeting───n.垂直落下；骤然下跌；adj.直线下降的；v.垂直落下；骤然下跌（plummet的ing形式）

bumped into───无意中遇到、碰到

bumps into───无意中遇到、碰到

The collision will throw a massive cloud of dust and debris up into space before, just a few minutes later, another, smaller, spacecraft follows suit and plummets to its doom.───这次碰撞将掀起大团尘埃和碎片，而在几分钟后，另一个较小的飞船也将步其后尘，撞向月球。

When an unknown man plummets to his death, the investigation brings Detective Constable Endeavour Morse back into action.───当一个陌生男子坠落到他的死亡，调查了侦缉奋进莫尔斯付诸行动。

Farrell and Obregon witness its short flight; the plane explodes shortly after takeoff and plummets into the ocean.───法雷尔和奥布雷冈证人的短距离飞行，飞机爆炸后不久，起飞和直线下降到海洋。