🧩 词语组成解析
Sea威德尔海(南极洲的边缘海,在南极半岛同科茨地之间)
sea
[si]
n. 海;海洋;许多;大量;
🗣️ 情景例句
What a pleasant surprise running into you.
碰见你真是太棒了！
Who has never tasted bitter, knows not what is sweet.
不尝黄连苦，怎知蜂蜜甜。
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。