Quadrapole
四极子
🗣️ 情景例句
for his faith in my project.
对我工作计划的信心。
He seems very serious, but in fact he has a delightful sense of humor.
他看上去很严肃，其实很诙谐。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。