【自制*听力材料重复】（跟艾伦一起学英语）5.5期

【盲听情况】

听第一遍的时候不太懂

听第二三遍能听懂80%

【知识点】

to happen, or to develop

unfold

皮带

leather

UK [ˈleðə(r)]

a long piece of leather, chain or rope used for holding and controlling a dog（牵狗用的）皮带，链条，绳索

leash

All dogs must be kept on a leash in public places.

在公共场所所有的狗必须用皮带牵住。

双体船a fast sailing boat with two hulls

catamaran

US [ˌkætəməˈræn]

进水

take on/in water

发出遇险信号/求救信号

issue distress call

（船只或航空器遇险时用的国际无线电求救信号）an international radio signal used by ships and aircraft needing help when they are in danger

mayday

防空警报

civil defense siren

及时防止了一场灾难。

A disaster was narrowly averted.

~ sth

to prevent sth bad or dangerous from happening防止，避免（危险、坏事）

avert

He did his best to avert suspicion.

他尽量避嫌。

定位器信标

locator beacon

US [ˈbikən]

飞机场an area of flat ground where military or private planes can take off and land

airfield