Goniophotometer
测角光度计
🗣️ 情景例句
The train will be stopping in five minutes.
火车将在五分钟后靠站。
$10.00.
10美元。
Lined up against the wall, there were long thin wires attached to metal spheres.
靠墙排列着许多细长的电线，而电线又连着金属球。