It was a hump about 25 feet (8 metres) long, covered with rough dark-grey hide like an elephant's back.

那只驼峰长约25英尺(8米)，肤色如大象背部略成暗灰色。

youdao

The colours of this flower run from white to dark grey.

这种花的颜色从白到深灰，色色俱全。

youdao

Blue is great for me, dark grey not so much.

蓝色最适合我，但深灰色就不适合。

youdao

Nerys Sanders, coastguard watch assistant at Swansea Coastguards, said staff at the base near Mumbles lighthouse first saw about 60 or 70 of the dark blue-grey whales about half a mile from the shore.

BBC: Pilot whales usually travel in family groups

The 59-year-old is believed to be wearing a dark green or grey puffa-style jacket and is possibly wearing walking boots.

BBC: Susan Jane Wright

He is described as Asian with short dark hair, wearing a grey T-shirt, black trousers and white shoes.

BBC: Burnley canal-plunge toddler in 'critical condition'