It was the first time I had set foot on African soil.
那是我第一次踏上非洲大地。
《牛津词典》
2
And that means that for the first time people will have a chance to get up close and personal with the type of African-American woman they so rarely see.
这意味着人们将首次有机会近距离接触他们很少见到的那种非裔美国女性。
3
In fact, scientists had been thinking for a long time that African cichlids might have a good memory.