单词	on all fours
释义	on all fours on all fours ► F0 with your hands and knees on the ground: » You'll have to get down on all fours to clean behind the toilet.Thesaurus+: ↑Sitting and standingThesaurus+: ↑Moving on your hands and legs or on your stomach
随便看	tyro tzar tzarina tzarist tzetze fly tête-à-tête U-bend uber- ubiquitous ubiquitously ubiquity U-boat udder udon UFO ugh ugliness ugly ugly duckling uh UHF uh-huh uh-oh UHT uh-uh

英语词典包含67674条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。