The phrase "a second circumstance" is correct and usable in written English.
It can be used when referring to an additional situation or condition that is relevant to a discussion or argument.
Example: "In addition to the first circumstance, a second circumstance must also be considered when evaluating the outcome."
Alternatives: "another situation" or "an additional condition".
A second circumstance is a sudden, precipitous decline in profitability or asset value, as in the case of Morrison Knudsen.
Next, we consider a second circumstance when molecular binding in the PSi is very slow and the molecules inside the pores are nearly saturated, the concentration within the pores is now approximately equal to the concentration outside, resulting in zero diffusion.
The second circumstance is an emergency, when the traveler can take a coupon to the airport and stand by for a seat.
In addition to the aggravating circumstance alleged at the first sentencing hearing, the notice also alleged a second aggravating circumstance, petitioners significant history of felony convictions involving the use or threat of violence to the person.
The second circumstance is when a stressor is known or suspected to combine with or be influenced by other stressors or conditions.
The second circumstance is the increasingly cross-cultural experience of design itself.
The second circumstance involves mineral deposits containing sulfide minerals, especially copper sulfides, that are subjected to weathering under desert conditions.
The process therefore tends towards the second circumstance.
However, if the second circumstance happens, we will consider the union of both intervals as the average-risk category.
Even some of Beck's staunchest supporters worried about the perception that Hillmann was given a second chance in circumstance that would have led to another officer's firing.
Within a minute, however, Arsenal conceded a second in farcical circumstances.
