Semon's sign
[医] 塞蒙氏征(恶性喉病时声带运动受损)
🧩 词语组成解析
🗣️ 情景例句
and how important it is for them to be paid attention to?
以及他们何等需要受人关怀吧？
Would you speak a little louder?
请你说大声一点好吗？
as the wave leaves the particles behind back to its starting point again.
当波浪把微粒留在身后时又回到出发点。