Snpersoft
[医] 超软性的(射线)
🗣️ 情景例句
ready for the graduation ceremony,
为毕业典礼做准备，
The remembrance of past sorrow is joyful.
记住过去的不幸使人愉快。
This is done by a great number of ring-shaped air jets on the bottom of the craft.
船底装上大量环状喷气嘴以实现这一目的。