The combined record is much easier to use-you only have to check the PICTURE field to see if it's not null (which was the result of the LEFT OUTER JOIN).

而组合的记录使用起来要容易得多—只需检查PICTURE字段，查看它是否为空(这是LEFT OUTER JOIN的结果)。

youdao

Beautiful field is a picture itself.

美丽的田野是天然的画幅。

《新英汉大辞典》

Be alert for the possibility of something that makes a good picture, even though it's elsewhere on the field and you couldn't possibly anticipate it.

要留神任何能够成为一幅好照片的事件，即便是它发生在你无法预测到的球场上的任何地方。

youdao

Three years ago, in a bid to make the awards more appealing to a wide audience, the academy expanded the best-picture field to 10 movies, from five.

WSJ: 'Hugo,' 'The Artist' Dominate Oscar Nominations

Now, following fresh rule changes, the best-picture field announced Tuesday didn't include any huge hits: The year's top earner, "Harry Potter and the Deathly Hallows: Part 2, " is missing, as are all the year's other top-10-grossing films.

WSJ: 'Hugo,' 'The Artist' Dominate Oscar Nominations

Somewhere along the way, something must be happening that is alien to the neat picture of plasma and field lines moving together.

ECONOMIST: Hot stuff