Correct

省力

/ shěnglì /
Strokes

Definition

to save labor/to save effort

Example

As a Verb

save effort/energy/labour

1
suàn
计算机
hěn
shěng
省力
  

Computers save us much labour.

2
Gàn
zhè
huór  
活儿
diǎnr  
一点儿
dōu
shěng
省力
  

This job is not easy at all.

3
De
xiǎng
shěng
省力
de
bàn
办法
  

We have to find a way that saves us efforts. / We have to find a better way for this job.