Sng
abbr. sans notre garantie (French=without our guarantee) （法语）没有我们的保证; synthetic natural gas 人工合成天然气
🗣️ 情景例句
He goes to high school.
他在上高中。
A candle lights others and consumes itself.
蜡烛焚自身，光亮照别人。
He usually drops in at my place on his way home.
他常常在回家的路上顺便来看看我。