Stroboscopy
闪光测频法
🗣️ 情景例句
and becoming part of the Stewart family, too.
而且成为Stewart家庭的一份子。
We shouldn't have any trouble if the traffic isn't to heavy.
如果交通不太拥挤的话，我们不会有什么困难。
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。