And the equation of bivariate linear regression between frost heaving ratio and content, compactness is established.建立了冻胀率与含水量和压实度的二元线性回归方程.A method for constructing of bivariate nonseparable scaling function is presente...
长久以来，市场有一块巨大的空白。For too long there was a huge gap in the market.他帮我们填满知识上的空白.He helped us to fill in a big gap in our knowledge.这有助于弥补我们知识上的空白.This will help to fill a vacancy in our knowledge....
She didn't like to be beholden to anyone.她不愿欠任何人的情。I am greatly beholden to you for your kindness.承蒙厚爱,十分感激.We feel really beholden to them for what they've done.对他们所做的一切，我们真是感激不尽。...
He struggled to hold the bike down on the banked corners.拐过斜弯时他竭力将自行车把稳。George struggled wildly, going under and resurfacing at regular intervals.乔治疯狂地挣扎，不断在水面上浮浮沉沉。I struggled into a bathrobe and staggered down the stai...
optical instruments such as microscopes and telescopes显微镜和望远镜等光学仪器Telescopes and microscopes are optical instruments.望远镜和显微镜是光学仪器.Telescopes and microscopes magnify.望远镜和显微镜能放大....