蜡烛

Pinyin: là zhú
Meaning：Candle
Sentence:  人们总是把老师比喻为燃烧的蜡烛。Teachers are often compared to burning candles.

More:

蜡：

Pinyin: zhà, là
Meaning: Wax; candle
Radical: 虫
Stokes: 14
Traditional: 蠟
Common words/Phrase:
蜡笔[là bǐ] 【crayon】
蜡烛[là zhú] 【candle】
蜡纸[là zhǐ] 【stencil paper】
蜡块[là kuài] 【wax stone】
蜡染[là rǎn] 【batik】

烛：

Pinyin: zhú
Meaning: Candle
Radical: 火
Stokes: 10
Traditional: 燭
Common words/Phrase:
烛光 [zhú guāng] 【candlelight】
烛台 [zhú tái] 【pricket】
烛花 [zhú huā] 【snuff】
烛煤 [zhú méi] 【cannel】