shí / yàn / shì / lǐ / lǎo / shī / ràng / wǒ / men / yòng / ān / péi / biǎo / cè / liáng / diàn / lù / zhōng / de / diàn / liú实验室里,老师让我们用安培表测量电路中的电流。In the laboratory, the teacher asked us to use an ammeter to measure the current in the circuit.