IN THE NICK OF TIME

at the last moment, just before something bad happens

1. The accident victim was near death, but the ambulance arrived in the nick of time and the paramedic saved her.

2. We ran as fast as we could toward the bus stop and got there just as the bus was pulling to a stop. We got there in the nick of time.

JACK OF ALL TRADES

a person who knows a little about a lot of different subjects or activities, but not a lot about any one of them

1. Walt is good at so many things: he can fix the plumbing and wiring in his house, he fixed his roof when it leaked, he installed his washer and dryer, and he paints the house when it needs it. He’s reallya jack of all trades.

2. The position in the company required someone who knew everything about a very narrow subject. They weren’t looking for a jack of all trades.

KEYED UP

full of nervous anticipation; anxious; tense

1. Stop pacing the floor. Relax. Why are you so keyed up?

2. Charles was so keyed up waiting for the wedding to begin that when it finally did, he dropped the wedding ring.

LET THE CAT OUT OF THE BAG

to reveal a secret

1. When Rachel decided she was going to quit her job, she told her best friend but she didn’t want tolet the cat out of the bag. Rachel told her friend not to tell anyone.

2. The children put their money together to buy their mother a birthday present, but the youngest childbecame excited and couldn’t keep from telling his mother what they had bought. His brothers and sisters told him he shouldn’t have let the cat out of the bag.

(更多俚语请查看视频，跟我们的外教Daniel一起练习吧!)

IN THE NICK OF TIME

at the last moment, just before something bad happens

1. The accident victim was near death, but the ambulance arrived in the nick of time and the paramedic saved her.

2. We ran as fast as we could toward the bus stop and got there just as the bus was pulling to a stop. We got there in the nick of time.

JACK OF ALL TRADES

a person who knows a little about a lot of different subjects or activities, but not a lot about any one of them

1. Walt is good at so many things: he can fix the plumbing and wiring in his house, he fixed his roof when it leaked, he installed his washer and dryer, and he paints the house when it needs it. He’s reallya jack of all trades.

2. The position in the company required someone who knew everything about a very narrow subject. They weren’t looking for a jack of all trades.

KEYED UP

full of nervous anticipation; anxious; tense

1. Stop pacing the floor. Relax. Why are you so keyed up?

2. Charles was so keyed up waiting for the wedding to begin that when it finally did, he dropped the wedding ring.

LET THE CAT OUT OF THE BAG

to reveal a secret

1. When Rachel decided she was going to quit her job, she told her best friend but she didn’t want tolet the cat out of the bag. Rachel told her friend not to tell anyone.

2. The children put their money together to buy their mother a birthday present, but the youngest childbecame excited and couldn’t keep from telling his mother what they had bought. His brothers and sisters told him he shouldn’t have let the cat out of the bag.

(更多俚语请查看视频，跟我们的外教Daniel一起练习吧!)