Radon is known to be harmful to humans in large quantities.众所周知，大量的氡会对人体造成伤害。Such chemicals taken up by plants can be harmful to humans and animals.这种化学物质被植物吸收上来,就可能对人畜产生危害.Generally speaking, natural obesity should not ...
Often misspells receive by transposing the e and the i.常因颠倒e和i的位置而错拼.Except Operatic Aria, transposing is allowed or solo pieces.除歌剧咏叹调外, 独唱歌曲允许移调演唱.There is an argument for transposing the passing of MCa and the FCd if ...
突然，我骨碌碌地滚下坡，完全晕头转向了。Suddenly I was cartwheeling down the slope, all orientation gone.你可以骑自行车滑下坡.You can coast downhill on a bicycle.这箱子太重,不能扛下坡去, 我们只得把它拖下去.The box is too heavy to carry down the slope; we'll have to...
Many insects can perceive colours of the spectrum that are invisible to us.许多昆虫能感觉到光谱中我们所看不见的颜色。Parents fear they might overstep these invisible boundaries.父母担心他们可能会逾越这些无形的界限。The mends were almost invisible.补好的地方几乎看不出来.A...