| 词组 | seal |
| 释义 | seal [sealed, sealed, sealing] seal in seal in sth • seal sth in to stop something from leaving the thing it is contained in: ▪ Seal in the juices by frying the meat first. ▪ The cream seals in moisture, and protects your skin from harmful UV rays. seal off 1. seal off sth • seal sth off to stop people from entering a particular area or building, especially because it is dangerous: ▪ Police sealed off flooded areas so rescue workers could search for survivors. ▪ The East Germans built the Berlin Wall to seal off the border. ▪ The bank was immediately sealed off as experts tried to negotiate with the gunman. ■ SIMILAR TO: ↑cordon off, ↑close off 2. seal sb off to separate someone from something, especially something they would usually be involved in: ▪ For many years, China intentionally sealed itself off from the world economy. ▪ Albanians were sealed off from the world for 50 years by its Communist government ■ SIMILAR TO: isolate seal up seal up sth • seal sth up to fasten or block something so that nothing can get in or out: ▪ Grandpa sealed up the cellar doorway with bricks. ▪ I packed the vase into a polystyrene box, and sealed it up with sellotape. |
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