词汇	该断不断
释义	该断不断 Gāiduàn-bùduànfail to act when one should
随便看	Unidirectional replication unidirectional ring unidirectional ring coupling unidirectional ring laser unidirectional risk transmission unidirectional rotation unidirectional roving unidirectional rupture diaphragm valve unidirectional sample unidirectional scavenging unidirectional scavenging cylinder scavenging unidirectional search unidirectional selection unidirectional shear flow unidirectional shift register unidirectional simplified calculation unidirectional sliding uni-directional slip base unidirectional slope cable-stayed bridge unidirectional solidification unidirectional stepping relay unidirectional stress unidirectional supergroup unidirectional switch unidirectional system