What do they think I am, a Minister of the Crown or a bicycle pump?

我是什么个内阁大臣 还是自行打气筒？

I usually recommend an air pump, a bike lock, and a helmet.

店员：我通常推荐打气筒、自行锁头盔。

To maintain my bicycle, I keepa pump, a repair kit, and some basic tools on hand.

为了维护我的自行，我手头有个打气筒、个修理包基本工具。

British  secret agents were armed with many seemingly innocent items containing hidden explosives,   such as soap, suitcases, and bicycle pumps.

英国特工携带了许多看似无害的物品，其中隐藏着炸药，例如肥皂、手提箱自行打气筒。