In 37 cases, the percentage of weak anchorage design was 55.8%, medium anchorage design was 39.5%, which meant space closure of first molar depended on forward movement of second molar.是什么意思_In 37 cases, the percentage of weak anchorage design was 55.8%, medium anchorage design was 39.5%, which meant space closure of first molar depended on forward movement of second molar.在线翻译_英语_读音_用法_例句