湯桶: A lacquerware container with a spout for holding broth or tea for consumption after a meal; a type of tea caddy shaped like a pail.

dip / soak / immerse / stop / linger

to use / to employ / to make use of, to apply / to spend

tea, usually green tea / tea ceremony / snack with tea or coffee / the act of having tea

(colloquial) go out for tea

alternative spelling of 蕩蕩: spacious, grandiose; level and peaceful; gushing, surging, rushing; gentle; disordered, unconstrained

cylinder / pipe / tube / gun barrel / sleeve

tube / hub (central part of a wheel)

hub (central part of a wheel)

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend