second contraction造句

例句与造句

1. For most men the first spurt occurs during the second contraction.
2. Ejaculation begins during the first or second contraction of orgasm.
3. The second contraction came in 2002, when oversight of transportation projects was removed from the Department of Public Works.
4. And while the NAPM said the February reading indicated a second contraction in as many months, the upturn may indicate the decline has reached its low point.
5. It's difficult to find second contraction in a sentence. 用second contraction造句挺难的