The street opened out into a small square.

街道豁然变宽，成为一个小广场。

《牛津词典》

It's small square.

它是个小正方形。

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These small square stones became a problem for the building and continued to fall off the face for 40 years until a major renovation was undertaken.

这些方形的小石板成了大楼的问题，四十年来不断从外墙脱落，直到一项重大的翻新工程开始进行。

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Pav (pronounced, enjoyably, "pow"), the small, square, hamburger-bun-like roll in which the fritter is sandwiched wouldn't pose any problems either.

WSJ: Indian Snacks That Pack a Punch

Snap Fitness gyms are small--only 2, 500 square feet--and frills free.

FORBES: Magazine Article

Firstly, Gall's goalkeeper Ronan Gallagher dropped a Paul McFlynn free before the ball was cleared but the custodian redeemed himself seconds later as he saved a close-range effort with an out-stretched foot after another McFlynn free had pin-balled around the small square.

BBC: St Gall's 0-16 0-5 Loup