He sports a small red flower in his lapel.

他炫耀自己衣服翻领上的一朵小红花。

《柯林斯英汉双解大词典》

When he passed a cave, he noticed a small red flower in it.

当他经过一个山洞时，他注意到洞里有一朵小红花。

youdao

The movie named A Little Red Flower shows parents' love for their children.

电影《送你一朵小红花》展现了父母对孩子的爱。

youdao

He had a bright red flower in the button hole of his black jacket.

VOA: special.2009.04.04

As the taxi stopped for a red light Paul noticed a flower shop.

VOA: special.2009.04.11

To the naked eye Bip had only the clothes he stood up in: trousers, jacket, soft ballet shoes, striped jersey, and a crumpled opera-hat topped with a red flower.

ECONOMIST: Bip

Ohana Gingergrass Bamboo Scrub, from the line Red Flower, may not be pretty (overlook its resemblance to dirt) but the crushed bamboo is both gentle and effective in sloughing off dead skin, while the ginger and bergamot work to increase circulation.

WSJ: Maintaining the Gloss | Outer Beauty

Red carpet and flower welcoming ceremonies, banquets and gift-giving are all banned to "slam the brakes on extravagance and waste", the newspaper adds.

BBC: China media: Mekong justice