The wall of the esophagus also contains glands that secrete mucin and thus lubricate the passage of food . 食物的壁也含有腺体，这些腺体分泌粘蛋白，以之来润滑食物的通道。
If air-bleed passages become plugged, they may cause the float bowl to be emptied after the engine shuts off . 如果空气渗入通道堵塞，在发动机熄火后，会导致浮子室中的燃油流尽。
The channel counter and decoder provide the channel select information to the data latch and transmit logic circuits . 通道计数器和解码器向数据锁存和传送逻辑电路提供通道选择信息。
The insulation of his heart by reserve during these many years, without a channel of any kind for disposable emotion . 多年来，他的心由于自我克制而与世隔绝，没有任何渲泄激情的通道。
Wide, gently sloping ramps provided easy passage for those who walked with difficulty, or not at all . 一条条宽阔的略微倾斜的小坡，替那些走路有困难的人甚至根本不能走路的人预备了方便的通道。
An auxiliary ejector with as little blockage in the ducting as possible is placed behind the inlet of the diffuser duct . 一个辅助引射器，在通道中要以尽可能小的堵塞面积布置在扩压器进口之后。
During this time, line buffer 2, which was presumed to be full, will empty itself into the output paths, on the right of the illustration . 这时，行缓冲器2假定是满载的，则向图右边的输出通道卸载。
