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lake champlain
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existence
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portion
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hive away
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frankincense
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acridotheres tristis
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fell
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active transport
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sloven
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concavo-concave
concavo-concave /ˌkɑnkəvoʊˈkɑnkəv/
adjective
-
Concave on both sides
(
biconcave
, concavo-concave
)
concave on both sides