| A | B |
| cylinder | an object in the shape of a tube or a pipe |
| examine | to look at closely |
| fatal | causing death |
| feature | an important or special part of something |
| grasp | to take hold of something tightly with the hands |
| jet | a stream of liquid or gas that is forced at high speed through a small opening or an airplane |
| marine | having to do with the ocean or with ships and boats |
| scar | a mark on the skin that is left after a cut or other wound has healed |
| tentacle | a long, thin part that grows out from the head or some sea animals |
| vessel | a ship or large boat |