Schlitz
a narrow opening or groove into which something can be inserted
noun
例句:
• Insert your card into the slot on the right side of the machine.
• The letter fell through the mail slot in the front door.
Zeitfenster
an allocated time period or position in a schedule
noun
例句:
• The show was moved to a prime-time slot on Friday evenings.
• There is one remaining slot available in the afternoon session.