Tam sim no, txhua yam ntawm lub zog txuag hluav taws xob yog muag kub heev.

Vim hais tias qub tungsten filament qij siv ntau lub zog.

Tag nrho peb lub zog txuag hluav taws xob yog tag nrho siv cov khoom siv sab saum toj.

Vim kuv lub Hoobkas ib txwm muaj txiaj ntsig zoo tshaj lwm yam, peb lub zog txuag hluav taws xob yog muag kub heev.

Txhawm rau kom muaj kev koom tes zoo nrog kuv cov neeg siv khoom, peb cov neeg ua haujlwm tshawb xyuas txhua lub zog txuag hluav taws xob ua tib zoo.

Kuv nyiam qhia koj qee cov duab ntawm Zog txuag teeb raws li hauv qab no.

Tsis tsuas yog qhov zoo tshaj plaws, thiab peb lub zog txuag hluav taws xob yog tus nqi pheej yig heev.

Yog tias koj tuaj yeem muab sijhawm rau peb lub zog txuag hluav taws xob, kuv paub tseeb tias koj tuaj yeem txuag tau ntau lub sijhawm thiab nyiaj txiag.