at need

(archaic)when needed; in an emergency

(古)困难之时；必要时

men whose experience could be called upon at need.

在必要时有经验的可用之人。

had need

(archaic)ought to

(古)须要，务必，应该

you had need hire men to chip it all over artistically.

你应该雇人手在上面都刻上有美感的图案。

have need of/to do something

(formal)need

(正式)需要，要有，要

Alida had need of company.

阿莉达需要人陪同。

if need be

if necessary

需要的话，必要的话

in need

requiring help

需要帮助的

children in need.

需要帮助的孩子们。

in need of

requiring or needing (something)

需要（某物）

he was in desperate need of medical care.

他迫切需要医疗护理。