Ok, see the word "conscious" has the IPA of /ˈkɑːnʃəs//ˈkɑːnʃəs/ in the http://www.oxfordlearnersdictionaries.com/definition/english/conscious?q=consciousOxford Learner's Dictionary
However, when you listen clearly, you will feel like it should be /ˈkɑːntʃəs//ˈkɑːntʃəs/ not /ˈkɑːnʃəs//ˈkɑːnʃəs/. So So it should beread /tʃ//tʃ/ rather than /ʃ//ʃ/.
In some other dictionarydictionaries, it useswhich use different transcription systems, they give the entry "ˈkän(t)-shəs" \ˈkän(t)-shəs\, for example in the http://www.merriam-webster.com/dictionary/consciousMerriam Webster online dictionary. Here we see it with a /t/.
So, should the IPA offor the word "conscious" should be /ˈkɑːnʃəs//ˈkɑːnʃəs/ or /ˈkɑːntʃəs//ˈkɑːntʃəs/?
