英汉双语例句-生物医药大词典

An old dog will learn no new tricks. (=You cannot teach old dogs new tricks.

中文意思：
老狗学不了新把戏;老年人很难适应新事物。

以下为相关句子列表(点击查看，可以看对应的解释）：

	An old doctor poured a jug of reaglar wine (Chinese liquor seasoned with realgar) into the water, hoping to turn all aquatic beasts drunk.			一位老郎中还把一壶雄黄酒倒入水中，希望能药昏蛟龙水兽。
	An old doctor poured a jug of realgar wine (Chinese liquor seasoned with realgar) into the water, hoping to turn all aquatic beasts drunk.			一位老郎中还把一壶雄黄酒倒入水中，希望能药昏蛟龙水兽。
	An old dog barks not in vain.			老犬不空吠。
	An old dog bites sore.			老狗咬人痛得很。
	An old dog cannot alter its way of barking.			老狗难改吠声。
	An old dog will learn no new tricks. (=You cannot teach old dogs new tricks.			老狗学不了新把戏;老年人很难适应新事物。
	An old donkey fell into a deserted trap, and the trap was so deep that it couldn't climb up.			一头老驴，掉到了一个废弃的陷阱里，很深，根本爬不上来。
	An old farm mower rusting appealingly in an overgrown field.			在杂草丛生的田里，一台生了锈的旧式农用割草机引人注目。
	An old friend called on me the day before yesterday.			前天一位老朋友来找过我。
	An old friend hailed me from the other side of the street.			一个老朋友从街的对面喊我。
	An old goat comes up to them and says, You are both right.			一只老山羊走了过来,对他们说:你们说得都对。