shí yàn / zhōng / wǒ men / cè liáng / le / zhè zhǎn / dēng / zài / bù tóng / fāng xiàng / de / fā guāng qiáng dù实验中,我们测量了这盏灯在不同方向的发光强度。In the experiment, we measured the luminous intensity of this lamp in different directions.