The four forces are co-ordinated; if one of them is not strong enough,the rest will be affected. Poor co-ordination will also harm the base area.是什么意思_The four forces are co-ordinated; if one of them is not strong enough,the rest will be affected. Poor co-ordination will also harm the base area.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句