Hexylidene
亚己基
🗣️ 情景例句
Who is that?
那是谁呀？
I wish you wouldn't play the TV so loud.
希望你不要把电视机开得这么响。
Such undertakings require the precise planning and foresight of military operations.
这种活动需要有军事行动般的周密布署和预见能力。