[ Lub Hom Phiaj ] teb: [ Ntawv nyeem ] thiab: [ Ntawv nyeem ]

☞ x ≔ Lub Hom Phiaj tshiab.
x rau: ‘teb:thiab:’ ua: { :a :b
↲ (a + b).
}.
✎ sau ntawv: (x abc: ‘def’), tsum.
✎ sau ntawv: x a ‘bc’, tsum.
abc:def
abc