三脚架有助于调准和稳定相机。A tripod will be useful to align and steady the camera.标准尺寸的三脚架可能会不便于使用，用于拍摄低角度的物体时尤其如此。Full-size tripods can be awkward, especially if you'reshooting a low-level subject.摄影师们架好了三脚架。Cameramen readied t...
a lioness guarding her cubs守护幼崽的母狮One morning when a vixen was taking her babies out of the lair, she saw a lioness and her cub.一天清早,雌狐狸带着她的孩子走出巢穴, 看见了母狮子和她的孩子.She was just looking around for her lover, when a lioness ap...
He's such an anorak...他真是个闷蛋。Her hair was singed and her anorak was burnt...她头发烧焦了，带风帽的夹克也烧掉了。I saw him take off his anorak and sling it into the back seat.我看见他把带帽防寒服脱下来扔在了后面的座位上。Computer games are the ultimate anor...
一位丹麦思想家曾说过,我们的生活是向前的, 但是我们的认识却是向后的.We live forwards, a Danish thinker has said, but we understand backwards.这样补偿了当激波产生时升力向后的运动.This compensates backward movement of the lift forces as shock waves develop.运动员以向前的姿势起跳,向上、向...