Sometimes she sews it with white, and sometimes she sews it with black.

有时她用白线缝它，有时用黑线缝它。

youdao

Icebergs are ordinarily blue to white, although they sometimes appear dark or opaque because they carry gravel and bits of rock.

冰山一般是蓝色到白色，尽管有时因为携带了砾石和小岩石而变成黑色或者不透明。

youdao

Sometimes it would do others a kindness to tell them white lies because it can protect them from being hurt.

有时善意的谎言对别人是有好处的，因为这可以保护他们免受伤害。

youdao

Since she had eschewed leather on principle (together with meat and alcohol), she would sometimes wear white wellingtons for evening.

ECONOMIST: Obituary

He climbed sometimes in skimpy black singlet and white jeans, sometimes in minute running shorts, with his long blond hair dangling as he inched across a layback or relaxed, hanging by his fingertips, for a while.

ECONOMIST: John Bachar, free-climber, died on July 5th, aged 52

Moreover, Mr Kahn is wonderfully unlike South Africa's patrician, sometimes arrogant, white mine-owners.

ECONOMIST: South Africa