Migrating birds filled the pale sky...灰白的天空中满是迁徙的飞鸟。The mudflats offer a winter home to thousands of migrating swans.泥滩成为成千上万只迁徙的天鹅越冬的场所.AIM: To explore the amount of bone marrow mononuclear cells migrating to the allogr...
The stamp of the horse's hoofs on the wooden floor was loud.马蹄踏在木头地板上的声音很响.The noise of hoofs called him back to the other window.马蹄声把他又唤回那扇窗子口.My son hoofs a mile to school each day.我的儿子每天步行一英里去上学....