Seven
[ 'sɛvn ]
第1级
其它 Other
num. 七;七个;第七;
n. 七;七个;
📝 例句
And the seven couples were completed.
7对配偶就这么停当了。
For the use of seven and seventh see the examples at five and fifth
关於seven和seventh的用法见five和fifth词条中的示例
He is supposed to be back at the base by seven.
他应该在7点以前回到基地.
Three from seven leaves four.
7减3余4。
All the teachers split into seven teaching research groups.
全体教师分成七个教（学）研（究）组。
🌱 联想助记
【记】seven-七,even-偶数的:七不是偶数
📖 牛津释义
seven
pron, det 7; one more than six 7,七（个）. =>App 4 见附录4. seven, n
1 the number 7 *7; 七.
2 (idm 习语) at sixes and sevens => six .
🔁 扩展释义
*['sevn]num. 七, 七个
📖 同为「小学」词汇
查看全部小学词汇 ›🗣️ 情景例句
Friends, teachers....
朋友 老师……
Probably.
可能吧。
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，