听力原句:Student: I went off to the stack and found some really good materialfor my part, but when I got back to our table, they were just goofing off andtalking. So I went and got materials for their sections as well.
语境释义:游手好闲,混日子
2.go down the drain
听力原句:Student: I know, but I didn’t want to risk the project going down thedrain.
语境释义:前功尽弃,付诸东流
3.start from scratch
听力原句:Student: But we’ve got all the sources and it’s due next week. Wedon’t have time to start from scratch.
语境释义:从头开始
4.come down to
听力原句:It’s been shaped by constraints over vast stretches of time, all ofwhich comes down to the fact that the best foraging strategy for beavers isn’tthe one that yields the most food or wood.