Behind the knobs is the pilot 's emergency oxygen mask .

两个旋钮后面是正驾驶的应急氧气面罩。

Remove knobs or cover them if you leave the house .

离开家门时卸下旋钮或用安全的东西盖上它们。

The two knobs set the larger and smaller digits of the standby frequency .

那个两级旋钮可以调节后备频率的整数位和小数位。

Alright , next up , the knobs below the pilot 's pfd and nd .

好了，接下来介绍正驾驶pfd和nd下方的旋钮。

The shower itself was a photogenic magnificence , an intricate twist of chrome contraptions and knobs .

淋浴器本身光鲜华丽，有着设计精巧奇妙的铬质装置和旋钮。