英语词汇“alternances”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

alternate /olˈ or ölˈtər-nāt, also alˈ, formerly (eg Milton) -tûrˈ/

transitive verb

To cause to follow by turns or one after the other (properly, of two things)

intransitive verb

To follow or interchange (with each other; properly, of two things)

To happen by turns, change by turns

noun

A deputy, substitute

An alternative

adjective

N American

Arranged or coming one after the other by turns

Every other or second

Sometimes used with the sense ‘alternative’

(of leaves) placed singly with change of side at each node

(of parts of a flower) each placed opposite the space between other parts of the flower

(of angles) placed one after the other on either side of a line (geometry)

ORIGIN: L alternāre, -ātum, from alter one or other of two

alterˈnance (or /alˈ/) noun

Alternation, interchange or variation
Training by alternate periods of theoretical and practical work

alterˈnant or alˈternant adjective

Alternating

noun

A spelling or sound variant that does not affect meaning (allomorph or allophone)
A type of determinant (mathematics)
An alternative proposition, eg one of the components in an alternation (logic)

alterˈnately adverb

alˈternating adjective

alternāˈtion noun

The act of alternating
Alternate succession
Interchange
The type of disjunction in which ‘or’ is used inclusively (logic)
Reading or singing antiphonally

alˈternātor noun

A generator of alternating current

alternate energy see renewable energy under renew

alternate host noun (biology)

One of the two or more hosts of a parasite which has the different stages of its life cycle in unrelated hosts (cf alternative host)

alternating current noun

An electric current that periodically reverses its direction

alternation of generations noun (biology)

The occurrence in a life cycle of two or more different forms in successive generations, the offspring being unlike the parents, and commonly reproducing by a different method