Age: 9+
Level: Grade 3
Language: Chinese
(zh)
ไอดี: 1304670
24/08/2021
Country code: MY
Country: Malaysia
Main content: 滑轮 (1996143)
From worksheet author:
as an exercise for pupils.
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![滑轮2 滑轮2](/sites/default/files/styles/worksheet/public/def_files/2021/8/24/108242231352125131/108242231352125131001.jpg?itok=P5nDo5I2)
![滑轮2 滑轮2](/sites/default/files/styles/worksheet/public/def_files/2021/8/24/108242231352125131/108242231352125131002.jpg?itok=sFtXFApy)