But after further study astronomers realised that there were no stars in it, and so it must be a cloud of gas.
但是后来经过更深入地研究,天文学家们意识到那里没有任何星体,它只能是一团气体云。
Dr. Ritterband says he plans to make the online program publicly available, though not until after further study.
Ritterband医生表示他计划让在线项目广泛可得,虽然要在进一步研究之后。
On the base of study about a oil-field, we found that these ways have different limitations, and after further study, we obtained the favourite conditions for ev...
在对某油田几个区块的研究基础上,发现这些方法都有自己的局限性,并经过进一步地研究得到了它们各自的适用条件。
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