A blackbird flew down and perched on the parapet outside his window.一只乌鸫飞下来，停在他窗外的矮墙上。They leaned over the low stone parapet and stared into the pool.他们伏在低矮的石墙上俯身凝视着游泳池.Over the parapet showed quaint and fanciful little ...
The outer parapet is crenelated with merlons almost 2 m high.外侧是几乎高出两米的齿装城墙.Over the parapet showed quaint and fanciful little buildings.栏杆里有一些古雅精致的小建筑物.They leaned over the low stone parapet and stared into the pool.他们伏...
Almost every employee must moonlight in second jobs simply to subsist.只是为了维持生计，几乎每个职员都要偷偷地做兼职。Old people often subsist on very small incomes.老人往往靠十分微薄的收入艰难度日。subsist on wages靠工资过活I was very sorry to tell him that the lit...
Semiconductor switches actuate reed relays for signal circuits or power relays for other functions.在信号电路中,以半导体开关驱动舌簧继电器;在其它程序动作电路中,以半导体开关驱动功率继电器.Electromyogram ( EMG ) is employed to help determine the control signal use...