About
HSK levels

    diào

    1. to fall; to drop
    2. to lag behind
    3. to lose; to go missing
    4. to reduce; fall (in prices); to lose (value, weight etc)
    5. to wag; to swing
    6. to turn; to change
    7. to exchange; to swap
    8. to show off
    9. to shed (hair)
    10. (used after certain verbs to express completion, fulfillment, removal etc)

    我的钥匙掉了。 Wǒ de yàoshi diàole.