手持式除草机
a hand tool for removing weeds
同义词： weeder / weed-whacker
Spend a bit of time going around the fence, flower beds and pathways with a weed whacker (or yes a pair of scissors) and finish the job.
然后花点时间，拿把修剪刀(是的，就是把剪子)到篱笆、花坛、小径四处走走，完成这项工作。