half sister

He had come half a dozen times to call upon his sister.

他曾来过五六次看他的姐姐.

I have deserted also his little half-sister.

我遗弃了他的同父异母的小妹妹.

In July, a sister craft of the crashed spaceplane was reported to be about half-finished.

报道称，今年7月,失事太空飞船的一个姊妹飞船已经完成了一半。

She was his half-sister, I think.

我想她是他的异父姐妹。

it's believed, by the deaths of her mother and half-sister in quick succession, and then her father some years later.

据信，因其母及同母异父的姐姐相继离世，她第一次精神崩溃，几年后其父过世又引起了她第二次精神崩溃。

Byron's father, by his first marriage, had a daughter, Augusta, Byron's half-sister.

拜伦的父亲第一次结婚以后生了一个女儿，名叫奥古斯塔，即拜伦的同父异母姐姐。