sustain
A sustains B means A provides what is needed for B to exist, continue. Here are example sentences:
Example Sentences:
There is not enough oxygen to sustain life at very high altitudes.
All life on earth is sustained by energy from the sun.
In preparing for hibernation, ground squirrels eat constantly to grow up fat reserves that will sustain them for their long dormant period.
The movie sustained our interest [=kept us interested] from beginning to end.
If you get hungry in the mid-afternoon, you might try snacking to sustain your energy through dinner.
To sustain also means to hold up the weight of (something). For example
Example Sentences:
The roof is unable to sustain the weight of all the snow.
برای ذخیره و تمرین کلمات، لطفاً وارد سایت شوید.
بعد از ورود، به همین صفحه بازخواهید گشت.