You won't see them from the air. They'd be very well camouflaged.你从空中是看不见它们的，它们会被精心伪装起来。They camouflaged in bushes.他们隐蔽在灌木丛中.He has never camouflaged his desire to better himself.他从不掩饰自己的上进心。...
他们拖着步子从一家商店走到另一家，寻找齐膝的白袜子。They trekked from shop to shop in search of white knee-length socks.米基喜欢长度及膝的紧身短裙。Mickey favoured tight skirts with a hemline at the knee.他们不时陷入没膝的湿地。They sometimes sank knee-deep into the marsh...
We work on improving visual acuity.我们致力于提高视觉的敏锐度。On examination, her visual acuity was normal and without apparent proptosis.眼科学检查两眼大致正常.This equates to increased and vigor, better sleep and sharper mental acuity.也就是说可以起...