雅思听力不需要全部听懂，但一定要抓住这些信号词哦~这是找到答案的关键~

actually

another

way of saying

consist of

equally

I mean

in other words

means

namely

refer to

that is

that is to say

especially

in particular

more importantly

most importantly

specially

slightly

approximately

surprisingly

strikingly

mainly

one other thing I should point out