created sense approved 覆叠/覆疊 · fùdié · cascade
覆叠 / 覆疊
fùdié
cascade
referring to a system or cycle arranged in series, particularly in thermodynamics
覆叠式制冷循环能够实现比单级制冷更低的温度。
created sense approved 覆叠/覆疊 · fùdié · overlap
覆叠 / 覆疊
fùdié
overlap
to lay one thing over another or to cover partially
屋顶上的瓦片层层覆叠,防止雨水渗入。
verb