Hendel
abbr. Helium Engineering Demonstration Loop 氦工艺示范回路
🗣️ 情景例句
A son and his wife and their three children--my grandchildren.
有个儿子， 还有儿媳妇以及他们的三个孩子，我的孙儿女们。
They jumped at the unexpected noise.
他们因突如其来的声音吓得跳了起来。
Most cats remain suspicious of humans all their lives.
在它们的一生中，大多数猫都对人存有戒心。