Pulsator
n. 脈動(dòng)器, 攪拌器\\n[醫(yī)] 搏動(dòng)式人工呼吸器
??? 情景例句
I'm so glad everyone is asleep.
很高興大家都睡了。
Better half an egg than empty shell.
半只蛋也比空殼好。
Oh dear! What a terrible cough!
噢，寶貝！咳得還真厲害呢！