Constructia subred nu ar fi rezistat unui cutremur.
The flimsy construction would not have survived an earthquake.
Era subreda de sanatate si racatea la cel mai mic curent.
She was frail in health and caught a chill at the slightest draught.
Scuza lui subreda nu a impresionat pe nimeni.
His flimsy excuse didn't impress anyone.