helping hand
短语向（需要帮助的人）提供帮助
发音
AU
词形变化
helping hands
复数
helping hands
释义与例句
n.
-
1.
Any assistance, help or aid.
习语Thanks for lending a helping hand to the project.
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2.
A jig used to help solder wires and electronics, consisting of a weighted base, a pair of adjustable arms ending in crocodile clips (the hands), and sometimes a magnifying glass, held together by flexible joints.
商务 工程 物理 -
3.
A grabber (tool used to pick up items without bending or stretching).