aperture
n
1 narrow opening 窄孔; 隙缝.
2 (size of an) adjustable opening for admitting light into a camera (照相机的)光圈孔径(大小)
What aperture are you using? 你使用多大的光圈?
Several weeks after that, I will plant them in rows in the field.
再过几个星期,我还要把它们一行行地栽到菜地里。
You might get burnt and you might drop the pan of burning oil.
否则,你可能 被烧伤,也可能把起火的油锅扔掉。
Perhaps in those days I was. Pierre and I did have a very good time at the ball. But that was the last moment of happiness in our lives. That night everything changed.