Semispherical
[化] 半球形封头; 半球形顶盖
🗣️ 情景例句
I could almost touch it.
我几乎可以摸到它。
The firemen fight fires and rescue people.
消防队员和火灾搏斗，拯救人们。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。