1 4; one more than three 4, 四（个）. =>App
2 (idm 习语) on all `fours (of a person) with one's hands and knees (and usu also toes) on the ground （指人）双手和双膝（通常还用脚趾）着地, 趴着
*The baby was crawling about on all fours. 婴儿那时正在满处爬. =>illus at kneel 见kneel插图. (be) on all fours (with sb/sth) (be) the same in importance, function, etc (as sb/sth else) （重要性, 作用等）（与某人[某事物]）相同, 一致.
1 the number
4 *4; 四.
2 group of four people or things 四个人或物的一组.
3 (crew of a) rowing-boat for four people 四人划行的船（员）.
4 (in cricket) shot, scoring four runs, in which the ball crosses the boundary after having hit the ground （板球）得四分的一击.
[Language: Old English;Origin:
the number 4 She is married with four children. They arrived just after four (=four o'clock) . Luke will soon be four (=four years old) .on all fours
supporting your body with your hands and knees He was down on all fours playing with the puppy.in fours
in groups of four people or things The boxes were stacked in fours.
a hit in cricket
that scores four runs
because it goes over the edge of the playing area[C]
a team of four people who row a racing boat, or the boat that they rowthe four corners of the Earth/worldliterary
places or countries that are very far away from each other People from the four corners of the world have come to Ontario to make it their home.