那倒不一定.有些的确很费时费力.有些则很容易做出来.像这个窗花这样的就很容易.只要有纸和剪刀.那位老太太五分钟就能剪一个.
Papercut like this one is easy. With paper and scissors, the lady can make one in five minutes.
夏剪能在一定程度上减弱植株的生命力，从而削弱过分的生长势。
Summer pruning devitalises the tree on an extent and consequently reduces excessive vigour.
本文主要介绍滚切式定尺剪的结构和技术特点，详细阐述了滚切式定尺剪的主要功能和电气控制系统。
This article mainly introduces the structural and technical characteristics of rolling cut dividing shear, elaborates its main functions and its electric control system.
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