Eng: Use a

牛刀小試

Use a big knife to cut something tiny

把紙疊起

Use a folded piece of paper

以漏斗添加酒精

Use a funnel to add more alcohol

手刃

Use a knife

使用地圖

Use a map

拿紙筆來算

Use a pen and paper to calculate

用類似的練習來

Use a similar exercise to

使用類似的想法

Use a similar idea

使用三腳架

Use a tripod