I’m afraid our office is closed until nine o’clock tomorrow morning.  This sentence means our office will be open after nine o’clock tomorrow morning.

判断题Could you charge it to my room? “charge” here means to add it to his account so he can pay for it later.

判断题The important thing is that this is a major breakthrough. “breakthrough” here means an important development or achievement.

判断题Something important has come up.This sentence means something important happens unexpectedly.

判断题We need to speak further about this.This sentence means we need to discuss the problem more.

判断题When it hears the trigger word, it plays it back. “trigger word” here means a word that initiates a process or course of action.