( ( For ( NCU ( to ( become ( a reality ) ) ) ) ) ( , ( we ( first ( ( need ( ( the ( transducers ( and ( electronic systems ) ) ) ) ( ( ( sensitive enough ) ( to ( ( ( transmit and ) detect ) ultrasound ) ) ) ( without ( using ( any contact ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (PP (IN For) (NP (NP (NNP NCU)) (SBAR (S (VP (TO to) (VP (VB become) (NP (DT a) (NN reality)))))))) (, ,) (NP (PRP we)) (ADVP (RB first)) (VP (VBP need) (S (NP (DT the) (NNS transducers) (CC and) (JJ electronic) (NNS systems)) (ADJP (ADJP (JJ sensitive) (RB enough) (S (VP (TO to) (VP (VB transmit) (CC and) (VB detect) (NP (NN ultrasound)))))) (PP (IN without) (S (VP (VBG using) (NP (DT any) (NN contact)))))))) (. .)))
For NCU to become a reality, we first need the transducers and electronic systems sensitive enough to transmit and detect ultrasound without using any contact.
(ROOT (S (NP (NP (NNP Ultrasound)) (, ,) (NP (DT a) (JJ diagnostic) (NN technology)) (, ,)) (VP (VBZ uses) (NP (NP (JJ high-frequency) (NNS vibrations)) (VP (VBN transmitted) (PP (IN into) (NP (NP (DT any) (NN tissue)) (PP (IN in) (NP (NN contact))))) (PP (IN with) (NP (DT the) (NN transducer)))))) (. .)))