earth / dust / clay / local / indigenous / crude opium / unsophisticated / one of the eight categories of ancient musical instruments 八音[ba1 yin1]
土
=
十
+
一
:
Tommy Turtle (tu) wants to fix a cross (十) on a flute (一) in the space station's living room (Ø3). He uses dust and clay (土) to hold them together.
Characters with 堰 as component
堰
is not used as a component in another character.
counter soldiers with arms, water with an earth weir (idiom); different situations call for different action / to adopt measures appropriate to the actual situation