一只知更鸟在地上啄食面包渣。A robin was pecking at crumbs on the ground.母鸡啄食地上的谷粒.The hen ate the grains of corn on the ground.小鸡在院子里到处啄食.The chicken picked about the yard....
Writing may retard the process of language change under certain conditions.在某些情况下,文字可能延缓语言的变化.They also used it for sunburns and to retard the aging process.他们还用它来防治日光灼伤,以及延缓衰老过程.Numerous and extensive eddy cavities reta...