highWaterMark: 100,
curr = curr-next;
，这一点在safew官方下载中也有详细论述
"As the first woman to pilot the Space Shuttle, I worked very hard at that because I didn't want people to say, 'Oh look, the woman has made a mistake'. Because it wasn't just about me, it was about the women to follow me," she says.
In one month, she watches what her friends would take a year to watch. "But at least I'm not online shopping!"
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