时间连词

Whenever

/wɛnɛvər/

enipa

插音

静音

wh

w

e

ɛ

n

n

e

ɛ

v

v

e

ə

r

r

(无论何时)

每当

连词

at any or every time

While

/waɪl/

enipa

插音

静音

wh

w

i

aɪ

l

l

e

(在...期间)

当...的时候

连词

used to indicate a period of time during which an action takes place or a state of affairs exists, often denoting simultaneous or concurrent events

Since

/sɪns/

enipa

插音

静音

s

s

i

ɪ

n

n

c

s

e

N/A

连词

used to express a period from a specific past time up to now or another specified point

Ever since

/ˈɛvɚ sˈɪns/

(自那时起)

自从

连词

used to denote a continuous period of time starting from a particular event or point in the past and continuing until the present or a specified time

Whilst

/waɪlst/

enipa

插音

静音

wh

w

i

aɪ

l

l

s

s

t

t

(在...的同时)

当...的时候

连词

while something else is happening

Once

/wʌns/

enipa

插音

静音

o

n

n

c

s

e

(当一...时)

一旦

连词

used to express that something happens at the same time or right after another thing

As long as

/æz lˈɑːŋ æz/

(在……期间)

只要

连词

used to describe a duration or period of time during which something happens or continues to be true

So long as

/sˌoʊ lˈɑːŋ æz/

(在...期间)

只要

连词

used to describe a duration or period of time during which something happens or continues to be true

By the time

/baɪ ðə tˈaɪm/

(在…之前)

到…的时候

连词

used to indicate a point in time before which an action or event has occurred or will occur

At this point in time

/æt ðɪs pˈɔɪnt ɪn tˈaɪm/

(在这一时刻)

此时此刻

连词

Collocation

used to emphasize the present moment in relation to the topic under discussion

As and when

/æz ænd wˈɛn/

(视需要而定)

根据需要

连词

used to express the idea of something happening or being done at the appropriate or necessary times

Even as

/ˈiːvən æz/

(正当在)

即使在

连词

used to indicate simultaneous action to show that one action or situation occurs at the same time as another

If and when

/ɪf ænd wˈɛn/

(若及何时)

如果和何时

连词

used to indicate that if certain conditions or situations occur, certain actions or responses will follow