你需要谨慎发表意见，给出的意见至少要包含一个有效的解决方案才行。

You should phrase your suggestion carefully, which should at least include an effective solution to this problem.

youdao

由于世界上97%的水含盐量过高，不能饮用或用于农业，全世界的水供应需要谨慎管理，特别是在农业方面。

With 97% of the world's water too salty to be drunk or used in agriculture, the worldwide supply of water needs careful management, especially in agriculture.

youdao

但施韦策认为，目标设定和有害行为之间的“因果证据越来越多”，应该加以研究，以帮助人们关注到需要谨慎和继续调查的问题。

But Schweitzer contends the "mounting causal evidence" linking goal-setting and harmful behavior should be studied to help spotlight issues that merit caution and further investigation.

youdao

That is, investing well requires careful study and the intellectual tradition we have at universities helps promote that.

投资需要谨慎的研究分析,而大学里的学术传统,有助于这方面的研究

耶鲁公开课 - 金融市场课程节选

That means it was something I didn't understand. So I'm going to be cautious and systematic.

这就意味着代码中有一些,我没有理解的东西，因此我需要谨慎,并且系统化的去寻找这个错误。

麻省理工公开课 - 计算机科学及编程导论课程节选