A precipice on the left and a deep gully on the right& a real danger spot.

　　左邊是懸崖，右邊是深溝，真是處絕地。

　　The country was now on the edge of a precipice.

　　這個(gè)國(guó)家現(xiàn)在情勢(shì)岌岌可危。

　　She preached to the congregation about forgiveness.

　　她向會(huì)眾宣講寬恕的道理。

　　The minister preached a sermon on the parable of the lost sheep.

　　牧師講道時(shí)用了亡羊的比喻。

　　We are aware of the potential problems and have taken every precaution.

　　我們已意識(shí)到潛在的問(wèn)題，并采取了全面的預(yù)防措施。

　　I'll keep the letter as a precaution.

　　我要保存這封信，以防萬(wàn)一。

　　I had taken the precaution of doing a little research before I left London

　　我已在離開(kāi)倫敦前進(jìn)行了準(zhǔn)備，做了些調(diào)查研究。