S-n
abbr. relation between the stress amplitude and number of repetition 应力与反复弯曲次数的关系; stress versus number of cycles 几个回合后的重压; superconducting to normal state transition 超导-常导态转变
🗣️ 情景例句
because she's had to go to Chicago on a business trip and can't leave till tonight.
因为她得到芝加哥出差，而且要到今晚才能脱身。
Did you go running this morning?
你今早去跑步了吗？
Yes, I can.
是的。