From the methanol - sewage sludge - enrichment culture one methanosarcina, two vibrios and one bacteroid have been isolated.经对该富集培养物的分离培养,已分离出4株厌氧细菌,其中一株为甲烷八叠球菌, 两株为弧菌,一株为杆菌....
She is fascinated by algebra while he considers it meaningless nonsense.她对代数非常着迷，而他却认为代数毫无意义。His classmates were labouring with elementary algebra.他的同学们正在绞尽脑汁地演算初等代数题.The central notion in commutative algebra is that of ...
A trip to the moon is a venturesome journey.前往月球旅行是冒险的.He is talented, and venturesome, and resolute.他有才能, 有闯劲, 有决心.Bertha slipped out of the side - door with a delightful feeling of doing something venturesome.伯莎以一种干冒险勾...