Your speech must be clear and articulate, with correct grammar.

你的演讲必须清晰明了，语法正确。

youdao

The information must be clear, accurate, and expressed in a meaningful and interesting way.

信息必须清晰、准确，并以有意义和有趣的方式表达。

youdao

Goals must be clear, faith must be firm.

目标要明确，信念要坚定。

youdao

But he says there must be a "clear timetable" for talks about protecting their security without threatening other people's security.

VOA: special.2009.05.23

"Success must be based on aligning our military and civilian resources under a clear political strategy,"

VOA: standard.2009.11.17

Foreign Secretary Miliband says for Britain,the new government in Kabul must be credible and it must have a clear view of Afghanistan's future regarding its security, its ability to achieve political reconciliation and its ability to build its economy.

VOA: standard.2009.09.11

To understand a changing industry we must be clear about the elements that constitute value in medicine.

FORBES: Connect

The process "must be clear, it must be legal, and it must be fair", Mr Cameron said.

BBC: Cameron: SNP want a 'neverendum', not a referendum

So we must be clear: Actions have consequences, and the writ of the international community must be enforced.

WHITEHOUSE: President Obama Authorizes Limited Military Action in Libya | The White House