Semidiameter
n. 半径
🗣️ 情景例句
I would like to buy a diamond necklace for my wife.
我想为我的妻子买一条钻石项链。
She is easily excited.
她容易激动。
One night, however, feeling cold and lonely,
可是，有一天夜里，我感到又冷又孤单，