The phrase "is invariably left" is correct and usable in written English.
It can be used to indicate that something is consistently or always left in a particular state or condition.
Example: "In the final analysis, the decision is invariably left to the discretion of the committee."
Alternatives: "is always left" or "is consistently left."
The heroine is invariably left to sort the mess out on her own.
In my experience, unless accompanied by ardour or alcohol (and preferably both), sharing a shower means one person is invariably left out in the cold.
At the end of it, the author is invariably left with far more material than he can cram into five or ten thousand words: reams of statistics, loads of telling anecdotes, pages of interviews with charming and intelligent people who said nice things about their new suit, and ever so many sparkling epigrams with which he longs to entertain someone besides himself.
Nothing against West, the best Cleveland player on the floor besides James, but the superstar on the losing end is invariably left to wonder about the choice between the play that is fundamentally correct and the concession to the unshakable belief he has in himself.
Most of the professionals I have known who have tried bartering were invariably left with a bad taste in their mouths.
Which is a really fancy way of saying that if we don't choose something to do and set out to do it, what we're invariably left with at the end of winter break, spring break or even summer vacation are memories of too much television and the day someone discovered that with multiple iDevices, everyone could somehow play Minecraft all together.
A sure-footed biographer, Marshall admits to devoting disproportionate attention to a subject that was catalytic to Fuller's emotional as well as intellectual development, the "circle of young 'lovers' who were drawn to the flame of her intelligence" and were invariably left blistered, eager for gentler company.
HAT is invariably fatal if left untreated, therefore the need for new drugs is urgent.
The disease is invariably fatal if left untreated and results in upward of 10,000 deaths each year in sub-Saharan Africa.
That's something invariably left out of media profiles, which focus on reported management issues around Flynn's directorship of the Defense Intelligence Agency under Obama.
In the cradle of the Renaissance, whether a major artwork should be cleaned, restored or left untouched is invariably the stuff of intense debate.
