verbB2
思う、考える、見積もる
to think or believe that something is the case
例文
I reckon we should leave early to avoid the heavy traffic.
渋滞を避けるために早めに出発すべきだと思う。
Do you reckon this old bridge is still safe to cross?
この古い橋はまだ渡っても安全だと思いますか？
The engineer reckoned the repair would take at least three days.
エンジニアは修理に少なくとも3日かかると見積もった。