Seven sisters
七姊妹（世界七大石油公司）；北斗星团
🧩 词语组成解析
seven
['sɛvn]
num. 七;七个;第七;
n. 七;七个;
n. 姐妹们（sister的复数形式）
🗣️ 情景例句
He adjusted himself to the new life.
他使自己适应了新的生活。
I won't embarrass you in front of your friends.
我不会在你的朋友面前使你丢丑。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，