family friend
(chemistry) Any compound of general formula Si(OR)₄, the tetraalkyl orthosilicates; they react with water to for aerogels of silica.
Someone that acts in a friendly manner towards one's family.
The study of the free-floating larvae of fish
The quality of being nonconfigurational.
私たちの家族の友人は、誰かが病気のときいつも手作りのスープを持ってきてくれます。
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DiQt
Free
★★★★★★★★★★