The teacher may require a second proposal if the first is off-topic or unclear.

如果第一个提议偏离主题或不清楚，老师可能要求我们再提交一份提议。

youdao

Awkward or wordy phrasing or unclear sentences and paragraphs should be mercilessly poked and prodded into shape.

要毫不保留地挑出那些糟糕的、冗长的用词，表意不明的句子或段落，仔细润色。

youdao

These rogue Internet pharmacies are operated internationally, they have no registered business address and sell products that have an unknown or unclear origin.

这些流氓因特网药店是国际性经营，它们没有任何注册营业地址，出售的产品产地不明或不清。

youdao

However it was unclear to researchers whether unemployment caused poor health, or whether poor health led to job loss.

VOA: special.2009.06.09

There has been, over the years a lot of turf battles between the SEC and the CFTC because it's sometimes unclear whether something is a security or a futures.

历年来,证券交易委员会和期货交易委员会的领域战争层出不穷,因为有时候很难说,一个东西究竟是证券还是期货。

耶鲁公开课 - 金融市场课程节选

It is unclear how many attackers took part in the assault, how many people have been wounded or killed and how many people remain captive.

VOA: standard.2009.03.30

The Better Business Bureau reports that complaints related to fine print or unclear documentation rose more than fivefold from 2005 to 2010.

WSJ: How Companies Stack the Deck Against You With Fine Print

And Boards have been reluctant, or unclear as to how, to weigh in until it is far too late and real damage has been done.

FORBES: The Board's Responsibility As Brand Guardian

Then they wouldn't have to deal with the ambiguity of e-mails or the unclear signals of text messages.

CNN: Why traditional dating is dead