How to say i think that it likely that there was a major fault in the lookout. in Japanese
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おそらくおそらく(osoraku) (adv) perhaps/likely/probably/i dare say、、(、) Japanese comma見張り見張り(mihari) (n) watch-keeping/guard/lookoutにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.重大重大(juudai) (adj-na,n) serious/important/significant/grave/weightyなな(na) (prt) connects adj to noun/indicates emotion or emphasis/command/prohibition欠陥欠陥(kekkan) (n) defect/fault/deficiency/deformity/shortage/gapがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/andあったんではないかとno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb考え考え(kangae) (n) thinking/thought/ideas/intentionていますています(teimasu) (v) an "ing" form of the previous verb。。(。) Japanese period "."
丁寧語 (Polite form)Polite form (teineigo) convays a sense of politeness, used when speaking to strangers, people older than you, higher social status ect. Click for examples / more info
