be tuned in

(informal)be aware of, sensitive to, or able to understand something

(非正式)意識(shí)到；對(duì)…敏感；能理解

it's important to &B{be tuned in} to your child's needs.

理解你孩子的需要是重要的。

call the tune

it's important to &B{be tuned in} to your child's needs.

理解你孩子的需要是重要的。

change one's tune

it's important to &B{be tuned in} to your child's needs.

理解你孩子的需要是重要的。

in (或out of) tune

with correct (or incorrect) pitch or intonation

合（或不合）調(diào)

there's many a good tune played on an old fiddle

(proverb)someone's abilities do not depend on their being young

(諺)舊琴拉佳曲（指一個(gè)人的能力并不取決于他的年輕）

tune something out

exclude a sound or transmission of a particular frequency

濾波

tune something up

adjust something so that it performs at its most efficient

調(diào)整，調(diào)節(jié)（以達(dá)最佳性能）

tune in

&I{Electronics} To adjust a receiver to receive signals at a particular frequency or a particular program.

&I{【電子學(xué)】} 調(diào)整頻率（以接收）：調(diào)整接收器來(lái)接收特定頻率的信號(hào)或特定的節(jié)目

&I{Slang} To make or become aware or responsive

&I{【俚語(yǔ)】} 注意，覺(jué)察到：使或變得明白或了解

“Nobody tunes in to what anybody else is saying”(&b{Bruce Allen})

“沒(méi)有人注意別的人在說(shuō)什么”(&b{布魯斯·艾倫})

tune out

&I{Electronics} To adjust a receiver so as not to receive a particular signal.

&I{【電子學(xué)】} 調(diào)出：調(diào)整接收器以不接收特定的信號(hào)

&I{Slang}

不注意；忽略

“The average reader, used to seeing the world in three-dimensional color, tunes out”(&b{Carlin Romano})

“那些習(xí)慣于以三維色彩觀察世界的普通讀者與環(huán)境隔絕”(&b{卡林·羅馬諾})

tuned out the children's screaming.

對(duì)于孩子們的尖叫不予理睬

tune up

&I{Music} To adjust an instrument to a desired pitch or key.

&I{【音樂(lè)】} 調(diào)弦，調(diào)音：給樂(lè)器調(diào)音以達(dá)到所期望的音高或音調(diào)

To adjust a machine so as to put it into proper condition.

調(diào)節(jié)（機(jī)器等）：調(diào)整機(jī)器使其處于正常的工作狀態(tài)

To prepare (oneself) for a specified activity.

熱身，準(zhǔn)備活動(dòng)：為某一特殊活動(dòng)做準(zhǔn)備

to the tune of

To the sum or extent of

達(dá)…之多，共計(jì)

produced profits to the tune of about $20 million.

創(chuàng)利潤(rùn)達(dá)2億美元之多