前奏 1 / Prelude 1

 

为火警演练和实习使用灭火器,安全主任正在

做准备功夫。你能点算出小推车上有多少支灭

火器吗?(左上角为放大图,以供参考)

答案

 

Safety supervisor is making final preparations before the

drill begins. How many portable fire extinguishers are

there on the trolley? (See blown up photo in top left

corner for reference)

Answer

 

前奏 / Prelude

 

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严肃学习 / Learning process

 

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娴熟阶段 / On the fly

 

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