They plugged their guitars into amplifiers.他们把吉他与扩音器相接。These amplifiers have long been made with tiny election tubes.这些放大器是用微型电子管制成的.It has separate microphone pickups and amplifiers for each string.每根琴弦都有各自独立的拾音器和放大器....
It has separate microphone pickups and amplifiers for each string.每根琴弦都有各自独立的拾音器和放大器.They plugged their guitars into amplifiers...他们把吉他与扩音器相接。They plugged their guitars into amplifiers.他们把吉他与扩音器相接。These amplifiers have l...
They cannot realize the horror of the heedful preparations.他们不懂得必需的准备给人的恐怖感.You should be more heedful of advice.你应该多听人劝.Hence the enlightened ruler is heedful , and the good general full of caution.故明君慎之,良将警之....
Do what you can to give her confidence and boost her morale.尽你所能让她树立信心，提高士气。His generous offer was a tremendous tonic for our morale.他的慷慨相助对我们的士气是种极大的激励。Morale in the armed forces was at rock bottom.军队的士气极度低迷。...
Pregnant women who are heavy drinkers risk damaging the unborn foetus.孕妇酗酒可能会危及腹中胎儿。They will affect generations of Britons still unborn.他们将会影响还未出世的好几代英国人。A lack of oxygen may inhibit brain development in the unborn chil...
The ferric acetylacetonate, phenyl betanaphthylamine , and lecithin are added through 40 - mesh screen.将乙酰丙酮铁, 苯基B- 萘胺及磷脂通过40目筛加入.Their removal is effected by aluminum and ferric salts.用铁盐和铝盐能将其有效地除去.Ferric Chloride alon...