Optical brightener

[化] 熒光增白劑

?? 詞語組成解析

optical ['ɑpt?kl]
adj. 視覺的，視力的;眼睛的;光學的;
optic光學的 + al 表示屬于...的、具有...性質的、如...的 → a.眼的；光學的
brightener
增白劑, 拋光劑, 光亮劑

??? 情景例句

I can't express myself very well in English.
我用英語表達不好。
Pity is akin to love.
憐憫近乎愛情。
The men of our family waded down through our flooded meadows with boathooks, in the hope of being able to grapple a corner of the raft and pull it out of the current towards our bank.
我家的男人們手拿船篙過被水淹沒草場，希望能夠鉤住筏子一角，將它拽出激流，拖回岸邊。
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?? 更多 O 開頭的單詞

osu
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