in a swither
常用介词短语 in a swither，表示处于焦虑不安的状态。
She was in a swither all morning before the results came out.
结果出来之前，她一整个上午都焦虑不安。
因担忧而产生的焦虑；怀疑；动摇；犹豫；慌张
因担忧而产生的焦虑
agitation resulting from active worry
After reading the email, she was in a swither about how to reply.
读完邮件后，她心烦意乱，不知道该怎么回复。
用法提示：swither 作名词，表示因担忧而产生的不安，常与 in a 连用。
The sudden change of plan left everyone in a swither.
计划突然改变让所有人都焦虑不安。
用法提示：swither 是名词，用于 in a swither 短语中，表达焦虑不安的状态。
He was in a swither all morning, worried about the test results.
他整个早上都心神不宁，担心考试结果。
用法提示：swither 为名词，指担心引起的烦躁不安。
常用介词短语 in a swither，表示处于焦虑不安的状态。
She was in a swither all morning before the results came out.
结果出来之前，她一整个上午都焦虑不安。
用 about 引出令人担忧的具体事情。
He was in a swither about the interview and could not sit still.
他为了面试的事焦虑不安，坐立不定。
get into 强调进入这种焦虑状态的过程，over 后接引起担忧的事。
Don't get into a swither over such a small mistake.
别为这么小的错误就心烦意乱。
dither 的核心是“拿不定主意”，常以 be in a dither、all of a dither 的形式指一时的手忙脚乱；swither 是苏格兰、爱尔兰用法，指因持续担忧而产生的内心焦躁，两者读音接近，但 dither 强调的是选择上的迟疑。
wither 是动词，指植物因缺水干枯，或希望、势力逐渐衰微，与 swither 只差一个首音；swither 是名词，表内心的焦躁不安，二者意义毫无重叠，不能互换。
pother 指外在的忙乱、喧嚷场面，常带“小题大做”的意味，多用于 make a pother 这类搭配；swither 只指个人内心的担忧焦躁，不描述外在的嘈杂动静。
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