脱节tuō∥jié原来连接着的物体分开,借指原来联系着的事物失掉联系,或原来应该联系的事物没有联系起来{come apart; be disjointed; be split; be out of line with; (of connected objects) be separated or parted; (of orig. connected components) come adrift (from one another); (of components that are intended to be connected) fragment}: 管子焊得不好,容易~{A poorly welded pipe falls apart easily.}|理论与实践不能~。{Theory must not be divorced from practice.}