He leaned back in the swivel chair and locked his fingers behind his head.
他向后靠在转椅上,两手手指交叉锁定在脑后。
《柯林斯英汉双解大词典》
2
In the Nature paper, the researchers discovered that the majority of crawling (movement along messenger RNA) occurs during a new kind motion, "headswivel," rather than ratcheting.