雅思听力真题（Part 3）
新西兰海豚演讲：海克特海豚与声音
本篇也叫：海豚演讲、新西兰海豚、海克特海豚、海豚的声音、海豚保护、赫氏海豚
Part 3 · 考频：超高频 · 最近考试：2023.11.4/2019.11.16Asia/2019.7.20/2018.8.25Asia
本篇为雅思听力真题（Part 3）《Dolphin presentation》，共 10 题，2023.11.4/2019.11.16Asia/2019.7.20/2018.8.25Asia雅思考试真题回忆，页面提供完整题目、答案与解析，并支持在线机考模式免费练习。本页同时提供 Markdown 版本 供 AI 助手与搜索引擎直接读取。
两个学生Mark和Fran讨论关于新西兰特有海豚的演讲，重点介绍海豚通过瓜状器官（melon）聚焦声音，以及最稀有的海克特海豚因被渔网缠住而濒危，新西兰政府设立保护区后数量回升至七千多只。
答案：to show the unusual anatomy of a dolphin's head
原文定位：They have tongues and larynxes as humans do, but what's really strange about the dolphin is that the sounds are focused through an extraordinary organ called the melon, which most other sea mammals don't have
同义替换：「the way dolphins make sounds」↔「the sounds are focused through an extraordinary organ」，「unusual」↔「really strange;extraordinary」，「anatomy of a dolphin's head」↔「an extraordinary organ called the melon」
答案：tourist numbers.
原文定位：I know that some conservationists are worried about the impact of the tourism industry on dolphin numbers, but I don't think that's a problem yet here
同义替换：「Hector's dolphins」↔「dolphin」，「are unaffected by」↔「that's not a problem yet;no impact」，「tourist numbers」↔「the tourism industry」
答案：because of public pressure.
原文定位：Yeah, that's really sad, but at least the New Zealand government established a sanctuary for them, didn't it? The fishing industry was against it, but I remember reading that the general public were very supportive of the decision. It was a consequence of a study done by some marine biologists
同义替换：「The New Zealand Government」↔「the New Zealand government」，「set up a marine sanctuary」↔「established a sanctuary for them」，「as a result of」↔「a consequence of」，「scientific research」↔「a study done by some marine biologists」
答案：the west coast
原文定位：and the biggest group surviving off the west coast
同义替换：「the largest population」↔「the biggest group」，「Hector's dolphins」↔「the biggest group」，「in New Zealand」↔「off the west coast」，「Where」↔「living down off;living near;surviving off」
答案：live along New Zealand's entire coastline
原文定位：you could start with the common dolphin, which inhabits the whole of the sea around New Zealand
同义替换：「Common dolphins」↔「the common dolphin」，「live along」↔「inhabits」，「New Zealand's entire coastline」↔「the whole of the sea around New Zealand」
答案：swim in unusually large groups
原文定位：Well, the dusky dolphins travel in pods as big as eight hundred members
同义替换：「Dusky dolphins」↔「the dusky dolphins;the duskies」，「swim」↔「travel」，「unusually large groups」↔「pods as big as eight hundred members」
答案：swim along behind boats
原文定位：Whereas the Hector's dolphins are different in that they prefer to go in the wake of boats. That is coming along in the rear
同义替换：「Hector's dolphins」↔「the Hector's dolphins」，「swim along behind」↔「go in the wake of;coming along in the rear」，「boats」↔「fishing and tourist boats;boats」
答案：live only off New Zealand's northwest coast
原文定位：they inhabit only the western coastal waters off the North Island of New Zealand
同义替换：「Maui's dolphins」↔「the Maui」，「live only off」↔「inhabit only the;coastal waters off」，「New Zealand's northwest coast」↔「the western coastal waters off the North Island of New Zealand」
答案：are seen mostly in Kaikoura
原文定位：In New Zealand, Kaikoura in the South Island is the best place to spot orcas swimming by
同义替换：「Orcas」↔「orcas」，「are seen mostly in」↔「the best place to spot;swimming by」，「Kaikoura」↔「Kaikoura in the South Island」
答案：are the second largest dolphin species in New Zealand
原文定位：Let's not forget to mention the bottlenose. It's bigger than nearly all the other dolphins, even the common dolphin;Oh, but still not as big as the orca, right;That's right
同义替换：「Watch dolphins;see dolphins」↔「see dolphins」，「the best time to visit」↔「the best time to」，「between March and April」↔「between March and April」