Koj lub log tsheb yog qhov tseem ceeb ntawm koj lub tsheb.Lawv nyob ntawd rau kev nyab xeeb, kev nplij siab, thiab kev ua haujlwm.Cov log tsheb yog mounted rau lub log, uas nyob rau hauv lem yog mounted rau lub tsheb.Qee lub tsheb muaj kev taw qhia lossis cov log tsheb rau lawv.Directional txhais tau tias lub ti...
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