单词	let out a sigh
释义	let out a sigh短语⁶⁹⁹⁴⁹v.叹口气
随便看	cross-holding of shares crossholdings cross holdings cross-holdings crossholding shares of related corporations crosshole cross hole cross-hole cross-hole electromagnetic fields crosshole electromagnetic imaging crosshole electromagnetic imaging technology crosshole electromagnetic logging cross-hole electromagnetic measurement crosshole electromagnetic tomography crosshole electromagnetic wave exploration crosshole method cross hole method cross-hole method cross-holes crosshole seismic cross-hole seismic crosshole seismic survey cross-hole seismic survey cross-hole seismic tomography cross-hole seismogram