A keel also provides weight low under the water to lower the boat's center of gravity below the waterline, which is needed so that the boat bobs back upright if knocked over by wind or waves.
龙骨同时也增加了船只的底部重量，从而将船只重心降到吃水线之下，而这对于船只在被风浪打翻时能够得以及时回正是十分必要的。
They only look at a tiny fraction of the bits and bobs and bases that make up your genetic code.
它们看起来仅仅是组成你遗传密码的那些碱基的极小一部分。
The hairstyles range from pink Afros to black bobs to side partings and so on.
主人把它各式各样发型的视频传到YouTube，有粉色非洲爆炸头、黑色波波头和边分头等等，这个毛茸茸的小东西很快赢得了不少粉丝。
Ms. Leung’s short hair has gone through variations over the years from bobs to layered cuts, but the pop star has never grown it past her shoulders.
梁咏琪的短发在数年间也变换了许多造型，从波波头到有层次的短发，但是这位流行乐坛的巨星从未让她的头发超过她的肩膀。
I step off the barge and creep gingerly around the inner-tube as it bobs in the green-blue water.
从游艇上下楼之后，我小心翼翼的在内管周围转了一圈，当时正好有气泡从蓝绿色的海水中挣脱出来。
A few bored policemen mill around outside a building the size of an aircraft hangar, outside which bobs a large balloon with the WWF panda on it.
几个闲荡的警察在一座飞机库大小的楼房周围晃悠着，楼房的周围飘着一个巨大的热气球，气球上画着世界野生动物基金的熊猫图案。
Next there are four seated female musicians, dating from the late fourth century, each holding her instrument and wearing identical blunt bobs.
接下来是4世纪末期的4个女乐师的坐像，每人手里都拿着乐器，留着一色的平头短发。
Lewis bobs, parries outside and counter-punches with the right cross.
刘易斯低头躲过，向外抵挡，用右手交叉拳还击。
He felt in his pockets and pulled out all that was inside, throwing the handful of bits and bobs on the table.
他的两只手在口袋里摸了摸，接着把里面的零零碎碎东西都掏了出来，扔在桌子上。
Towards Christmas I could feel bits and bobs of my game coming back and I feel sharp at the moment.
直到快圣诞节，我才一点一点感到我的状态回升，那时我感觉精力充沛。
The progress of science and technology includes also the publishing work of editing sciencal and technical bobs.
科学技术的进步，其中包括科技图书的编辑出版工作。
The fighter bobs, parries outside and hits back with the right cross.
这个搏击手低头躲过，向外抵挡，用右交叉拳还击。
2: Bob Day Afternoon: a robbery at the bank across the street from Bobs Burgers goes awry and puts Bob in the middle of a hostage crisis.
第2集：鲍勃日下午：在银行对面抢劫鲍勃汉堡出错，把鲍勃在人质危机中。
1: Sliding Bobs: in the Season 6 premiere, Bob laments his recent hair loss, so a nostalgic Linda recalls how it was actually his mustache that made her fall for him many years back.
第1集：滑动锤：在6赛季首演，鲍勃感叹他最近脱发，所以怀旧的琳达回忆说，这实际上是他的胡子，让她爱上他，许多年后。
1: Sliding Bobs: in the Season 6 premiere, Bob laments his recent hair loss, so a nostalgic Linda recalls how it was actually his mustache that made her fall for him many years back.
第1集：滑动锤：在6赛季首演，鲍勃感叹他最近脱发，所以怀旧的琳达回忆说，这实际上是他的胡子，让她爱上他，许多年后。
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