蒿 (hāo): celery wormwood (Artemisia carvifolia), to give off, to weed

即便很多市区杂草较少、绿化整洁，居民依然会受到郊区蒿草花粉的影响。

jí biàn hěn duō shì qū zá cǎo jiào shǎo , lǜ huà zhěng jié , jū mín yī rán huì shòu dào jiāo qū hāo cǎo huā fěn de yǐng xiǎng .

Even though many urban areas have few weeds and well-maintained green spaces, residents are still affected by pollen from mugwort in the suburbs.

让人过敏的蒿草来自哪、怎么治？花粉过敏人群要做好以下防范

ràng rén guò mǐn de hāo cǎo lái zì nǎ , zěn me zhì ? huā fěn guò mǐn rén qún yào zuò hǎo yǐ xià fáng fàn

Where does the ragweed that causes allergies come from, and how can it be treated? People with pollen allergies should take the following precautions

沙蒿籽表面附着天然植物胶，遇水膨胀后形成强韧凝胶。

shā hāo zǐ biǎo miàn fù zhe tiān rán zhí wù jiāo , yù shuǐ péng zhàng hòu xíng chéng qiáng rèn níng jiāo .

The surface of sand wormwood seeds is coated with a natural plant gum that swells when exposed to water, forming a strong and resilient gel.

精准辨别杜绝误采 野外野草种类繁杂，不少人容易将艾草与茼蒿、野菊花混淆。

jīng zhǔn biàn bié dù jué wù cǎi yě wài yě cǎo zhǒng lèi fán zá , bù shǎo rén róng yì jiāng ài cǎo yǔ 茼 hāo , yě jú huā hùn xiáo .

Accurate Identification to Prevent Mistakes: With such a wide variety of wild plants, many people easily confuse mugwort with Chinese chives or wild chrysanthemums.