河口音的英文：
n. Estuary Accent (a dialect of English widely spoken in South East England, especially along the River Thames and its estuary)

estuary是什么意思：
n. 河口,江口

A tidal river, estuary,harbour,etc
感潮河道、感潮河口、潮港.

(The lease area was adjacent to the greatest estuary and marsh area in the United States
(租借地临近美国最大的河口与沼泽地。

The ship has touched bottom the estuary must be shallower than we thought.
船搁浅了--这河口的水比我们想像的要浅.

accent是什么意思：
n. 口音；重音；着重点
v. 重读；着重，强调

The Kiwi accent was a particular hit.
我的新西兰口音特别受欢迎。

He put on an American accent.
他假操着一口美国腔。

Please accent the first syllable.
请重读第一个音节。

dialect是什么意思：
n. 方言；土语；地方话
adj. 方言的

I mastered the local dialect.
我精通当地的方言。

He is currently engaged in dialect research.
他目前从事于方言的研究。

Should dialects give way to Mandarin?
方言是不是应该让位给普通话呢？