its feet短语²¹⁵¹⁷ 基本例句 🌏水母的脚 The room rose to its feet, and clapped some more. 太阳落到了山脚，会议室充满更多的掌声。 ecocn But he believes that theory, to be of use, must keep its feet on the ground. 但他相信，具有实用价值的理论必须要能与实际的生活情况相结合。 ecocn Today Colombia is back on its feet. 今天哥伦比亚已经站稳脚步。 ecocn