| In fact, that was the Congress' Achilles heel as it scouted for more supporters. |
| Much of this relates to the fuel delivery system, the previous Achilles heel of the diesel engine. |
| He snapped his Achilles heel while bending to pick up a shuttlecock and will be in plaster for three months. |
| Market failure, one of the economic arguments for public broadcasting, may also be its own Achilles heel. |
| This concentration on rationalizing the tax system, however, fatally ignored the real Achilles heel of the royal finances. |
| The political failure to create a national liberation front is the Achilles heel of the resistance. |
