他似乎把负号误作正号了.He seems to have mistaken a minus for a plus.出现负号的原因与 33-2 节所讲的相同.The reason for the minus sign is the same as in Section 33 - 2 .这个负号表示这个力总是和速度的方向相反.The negative sign describes the fact that this is always o...
Paul Reichmann offered to ante up $2 million.保罗·赖克曼出价到200万美金。The publisher upped the ante for the biography by offering 1000 yuan.这家出版社提高了这部传记的预约稿酬,愿比其竞争对手多付1000元.His ex - wife has upped the ante in her alimony suit agai...
They were tidying up the remains of their picnic.他们正在收拾野餐后剩下的东西。I really must start tidying the place up.我真得开始收拾收拾这个地方了。You would be better employed tidying your room.你最好打扫一下你的房间....