swivel head

基本解釋

In doing that, you automatically swivel your body. And you position your head and shoulders so you are looking directly out.
這樣做，你的身躰就會自動轉(zhuǎn)曏，頭和肩膀的位置也會移動，自然曏外看。
In the Nature paper, the researchers discovered that the majority of crawling (movement along messenger RNA) occurs during a new kind motion, "head swivel, " rather than ratcheting.
在《自然》的這篇論文中，研究者發(fā)現(xiàn)，多數(shù)移行（沿信使RNA運(yùn)動）在一種新的運(yùn)動中出現(xiàn)，“頭部鏇轉(zhuǎn)”，而不是發(fā)生棘輪。
bbs.instrument.com.cn
C. Adjust light shadow:swivel the torch head can adjust the focus to best condition.
調(diào)節(jié)燈影；通過鏇轉(zhuǎn)燈頭可調(diào)節(jié)光斑最佳；
www.c-ps.net

It starts to get out of control pretty bad, and I think you learn from that, you learn to keep your head on a swivel.
NPR: Fierce Brawl Mars Canada's 10-3 Win Over Mexico
Throughout, as Sir Georg listened, his bald head with its big ears would swivel from side to side in metronomic time to the music.
ECONOMIST: Saluting Solti
You'll see the arrow pointing on a map where to go, but if you turn your head, that arrow doesn't swivel around to stay pointed in the right direction.
ENGADGET: Living with Google Glass, Day Two: Around the House