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147. on one’s own: 独自地，无援地
You shouldn’t leave her to move on her own.
你不该留她一个人搬家。
148. rough and tumble: 混战，激烈的战争；喧闹，小打小闹
In the rough and tumble of business, opportunity is as important as decision.
在竞争激烈的商界，机遇和决策一样重要。
Young kids like joining in the rough and tumble of the older children’s games.
年轻小孩喜欢跟着大一些的孩子一起打打闹闹。
149. a wealth of: 许多，大量=plenty of; a huge amount of; a good deal of
at one’s fingertips 触手可得
We put a wealth of information at your fingertips.
我们将大量信息放在了你触手可及的地方。
to one’s fingertips 完全，十足
He’s a gentleman to his fingertips.
他是位十足的绅士。
You shouldn’t leave her to move on her own.
你不该留她一个人搬家。
148. rough and tumble: 混战，激烈的战争；喧闹，小打小闹
In the rough and tumble of business, opportunity is as important as decision.
在竞争激烈的商界，机遇和决策一样重要。
Young kids like joining in the rough and tumble of the older children’s games.
年轻小孩喜欢跟着大一些的孩子一起打打闹闹。
149. a wealth of: 许多，大量=plenty of; a huge amount of; a good deal of
at one’s fingertips 触手可得
We put a wealth of information at your fingertips.
我们将大量信息放在了你触手可及的地方。
to one’s fingertips 完全，十足
He’s a gentleman to his fingertips.
他是位十足的绅士。
