sustained radiation的用法和樣例：
例句
- Lead aprons shield people from radiation.
鉛做的工作裙可使人免進輻射。 - An adiabatic wall must be able to block radiation.
絕熱壁必須能屏蔽輻射。 - The radiation patterns and directivities of a dipole antenna and antenna arrays excited by sinusoidal and walsh waves are compared.
對偶極子天線和天線陣列用正弦波和沃爾什波輻射時的方向圖和方向性係數進行了比較。
