Certainly, no homework should be assigned that students cannot complete on their own or that they cannot do without expensive equipment.

当然，不应该给学生布置无法独立完成或没有昂贵设备就无法完成的作业。

youdao

Man cannot do without water.

人短不了水。

《新英汉大辞典》

Quite plainly, the Earth cannot do without its ocean.

很显然，地球没有海洋不能生存。

youdao

Lincoln said of Grant: "I cannot do without this man.

VOA: special.2009.09.03

For you cannot do so without friends and comrades you can trust.

因为你无法达到公正,如果你身边没有值得信赖的同僚与伙伴。

耶鲁公开课 - 政治哲学导论课程节选

"I have to cut down . It is an Indian wedding, so you cannot do without gold, so I have to give,".

VOA: standard.2009.09.19

Frills they never thought they could have become essentials that they cannot do without.

ECONOMIST: Affluence

But Mr Mesa knows that Bolivia cannot do without private investment and income from fuel exports.

ECONOMIST: Turmoil in Bolivia

In my financial planning practice, clients choose various life qualities they cannot do without.

FORBES: Do Conversations Around End Of Life Really Matter?