n.手電筒；閃光燈

He took a flashlight lest it should get dark before he returned. 為了預(yù)防回來以前天就黑了，所以他帶著手電筒。

You can use the flashlight when you take a photo indoors. 在室內(nèi)拍照時可用閃光燈。

I took these photos in the car without a tripot and flashlight. 我只是坐在汽車內(nèi)用手快拍，沒有用三腳架，也沒開閃光燈。