在下

under / myself (humble)

to exist; to be alive / (of sb or sth) to be (located) at / (used before a verb to indicate an action in progress)

down / downwards / below / lower / later / next (week etc) / second (of two parts) / to decline / to go down / to arrive at (a decision, conclusion etc) / measure word to show the frequency of an action

beneath

underneath