In some the notochord remains for a long time exposed along the ventral surface, and, owing to the absence of cartilaginous formation around it, disappears without ever becoming invested otherwise than by a thin elastic membrane; it can be easily stripped off below the vertebrae in larval specimens on the point of metamorphosing.
She sat for a long time hiding her flushed face in her hands trying to realize what had happened to her, but was unable either to understand what had happened or what she felt.
Howie, I really feel for you but you've had this problem of not knowing about your past for a long time and you've managed to live with it.
In short, I went on thus for a long time (I may say it without boasting), faithfully minding my business, till it became more and more evident that my townsmen would not after all admit me into the list of town officers, nor make my place a sinecure with a moderate allowance.
You were hemorrhaging pretty badly and evidently it had gone on for a long time before your husband found you.
When these processes continue for a long time in deep water shut off from free circulation so that it does not become aerated by contact with the atmosphere the water becomes unfit to support the life of fishes, and when the accumulation of putrefying organic matter gives rise to sulphuretted hydrogen as in the Black Sea below 125 fathoms, life, other than bacterial, is impossible.
It was taking his muscles a long time to stretch.
Tantalum pentafluoride, TaF5, for a long time only known in solution, may be obtained by passing fluorine over an alloy of tantalum and aluminium, and purifying by distillation in a vacuum.
Of course, she hung her stocking--two of them lest Santa Claus should forget one, and she lay awake for a long time and got up two or three times to see if anything had happened.
But it was a long time before I ventured to take the initiative, and still longer before I could find something appropriate to say at the right time.