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Question 1

abbreviation

Answer 1

a short form of a word or expression

1) Dr’ is the written abbreviation of ‘Doctor’.
2) BBC is an abbreviation for British Broadcasting Corporation.

Question 2

unambiguous

(noun) ambiguity
(adjective) ambiguous ≠ unambiguous (adverb) ambiguously ≠ unambiguously

Answer 2

a statement, instruction etc that is unambiguous is clear and easy to understand because it can only mean one thing

1)He speaks in tones which, whatever else can be said of them, are unambiguous.

Question 3

Recap

Answer 3

to repeat the main points of something that has just been said

1) Let me just recap what’s been discussed so far
2) to recap on the previous lecture

Question 4

obviously

Answer 4

used to mean that a fact can easily be noticed or understood

1) We’re obviously going to need more help.
2) Your research has obviously been very thorough.
3) Obviously, this is going to take some time.
4) Cost is obviously important.

Question 5

thorough

Answer 5

including every possible detail

1) The doctor gave him a thorough check-up.
2) a thorough and detailed biography
3) The police investigation was very thorough.

Question 6

contiguously

Answer 6

next to something, or next to each other

1)The ventral arm plates are not contiguous.