Sphaeridium
球棘(海胆)
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
We are prepared to reconsider amending the contract.
我们可以重新考虑修改合同。
' As she walked away, I followed her out of the fair.
”当她走开时，我也跟着她出了集市。