Heptaglyme
七甘醇二甲醚
??? 情景例句
is going to win this seat on the board.
穩登聯合校董會董事的寶座了。
Be just to all,but trust not all.
要對一切人都公正，但不要對一切人都信任。
His parents did not know what was wrong.
他的父母親不知道他有什么毛病。