Sphaeridium
球棘(海胆)
🗣️ 情景例句
Hi.
嗨。
Evil communications corrupt good manners.
交往恶劣，有损风度。
But even the mosquito has been subdued by attention to drainage and by chemical sprays.
然而即使蚊子，也由于我们注意清理污水和喷洒化学药品而被制服了。