词汇	hexahydric system
释义	hexahydric system 六元体系
随便看	direct energy minimization direct enforcement model direct engineering fee direct English access and control direct English vocabulary learning strategy direct enhancement direct enlargement direct enlargement arteriography direct enlargement radiography direct-entries direct entry direct-entry direct entry mode direct entry photocomposition direct entry phototypesetter direct-entry phototypesetter direct-entry phototypesetting direct entry terminal direct-entry terminal direct entry terminal devices direct enumeration system direct environment direct environmental gradient direct environment parameters direct enzymatic sequencing of rna