| She dumped out a teacup and began to untwine the wet string from the handle. |
| When they had once seen it, they began to untwine their coils and to crawl toward it, like young girls hurrying to the bath. |
| And there he held her for long, lingering minutes, loath to untwine his arms. |
| And they had parted in the hey-day of youth, young and ardent, with arms passionately loth to untwine. |
| Can't the two species untwine, separate their fortunes? |
| Hydrogen bonds are the perfect strength to hold DNA together under most situations, but are weak enough to form and break readily to enable DNA to untwine for replication. |
