lend someone a helping hand
US /lɛnd ˈsʌmˌwʌn ə ˈhɛlpɪŋ hænd/
UK /lɛnd ˈsʌmˌwʌn ə ˈhɛlpɪŋ hænd/

1.
帮助, 伸出援手
to help someone
:
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Can you lend me a helping hand with these boxes?
你能帮我一个忙搬这些箱子吗?
•
She always tries to lend a helping hand to those in need.
她总是尽力帮助那些有需要的人。