by the backdoor是什么意思 by the backdoor怎么读
by the backdoor的相关资料
byprep.靠近；通过；被；经由；不迟于adv.经过；在旁边；靠近
by due当然
by the backdoor的用法和样例
- He prowled through the house like a familiar ghost.
他就象识途的幽灵一样，偷偷摸摸地在房子里走来走去。 - Now they wouldn't have to socialize on the sly.
现在他们不必偷偷摸摸地进行社交交往了。
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