twelve feet by ten feet是12英尺到10英尺还是12英尺乘以10英尺?

a structure that was at least ten by twelve feet中的ten by twelve twelve feet by ten feet是12英尺到10英尺还是12英尺乘以10英尺? ten feet ten to twelve 意思 twelve ten是几点 Ten Feet Tall 歌词 Ten to twelve是几点几分? feel ten feet tall是什么意思 four feet ten什么意思? A friend of mine has a living room that about eight feet by ten.A.measures B.is measured 翻译two feet by two feet Walking with my feet ten feet off of Beale 求《ten feet high》歌词含义 they finished their work at ten past twelve.就at ten past twelve划线提问. By the time i was seven ,i had后面接什么?By the time i was ten ,i had.........By the time i was twelve ,i had......By the time i was thirteen ,i had...... feet作英寸时是单数还是复数?ten feet还是ten feets请说明原因， a frog has four feet,three frogs have twelve feet.为什么have,has这样填? A frog ( ) feet.Three frogs ( )twelve feet空格里填什么啊.拜托了!亲们!