Hexandial
己二醛
🗣️ 情景例句
He never married because
他不结婚是因为
He is indifferent to any and everything.
他对任何事都漠不关心。
but children were then too cowed to let them know how they really felt.
孩子们只不过被吓得不敢让父母知道自己的想法罢了。