summer

[英]
n.夏，夏天

A handful of shipping vessels first navigated the NSR in 2010, when the summer ice thinned sufficiently there.
2010年夏，冰层变得足够薄的时候，有几艘运输船只首次通过了北海航线。
All last summer he'd been unkind to her.
去年整个夏天他都对她很恶劣。