lend a hand的用法和樣例：
例句
- A faithful friend helps in times of trouble.
一個忠實的朋友在困難時刻會幫助你。 - The doctor gave him a sedative to help him sleep.
醫生給了他鎮靜劑幫助他入睡。 - My little brother is a very cheerful helper.
我的小弟弟很樂於幫忙。 - Ask the boys to lend a hand with moving the piano.
求那些男孩子來幫忙搬搬鋼琴。
辭彙搭配
- lend someone a hand with 幫助(某人)(做…)...
- lend a helping hand 伸出援助之手...
