在1,000英尺的高度飞行时，他听到旋翼发出一种奇怪的噪音。Flying at 1,000 ft. he heard a peculiar noise from the rotors.卧室门上发出一声沉重的撞击声。There was a heavy thudding noise against the bedroom door.围栏倒下时发出了断裂的声音。There was a splintering sound as the rail...
That adds up to an endorsement of the status quo.那算是对现状的赞同。It all adds to the richness of human life.这一切让人类的生活更加丰富多彩。The generous amount of garlic adds flavour.蒜多了能提味。...