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英语词汇：find out about sthMeaning: if you find out about something, you discover a fact or information that you did not know before, often because someone was keeping it secret. 如果你find out about sth，就是说你发现了

Many teenagers have a phobia of exams - but for Jennifer Lloyd it could KILL her.Brainy Jennifer has a rare condition called Addisons disease, meaning her body reacts to stress by shutting down her vital organs instead o

The shade meaning of "power":【数学】乘方、幂The sixth power of two is sixty-four.【力学】力：horse power功率：rated power额定功率【电学】电力：power network电源：power switch功率：power export【化学】能：chemical power