それが可能かどうかは完全にはわかりませんが、これが私の最善の試みです。少なくとも最初の 2 つの例では機能します。
<div class="wrap">
<div class="invisible"></div>
<img src="http://placehold.it/140x100">
<p>Lorem ipsum.</p>
</div>
<div class="wrap">
<div class="invisible"></div>
<img src="http://placehold.it/140x100">
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur viverra, nibh in molestie sodales, risus turpis vehicula tellus, vitae lobortis ligula tortor in enim.</p>
</div>
<div class="wrap">
<div class="invisible"></div>
<img src="http://placehold.it/140x100">
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur viverra, nibh in molestie sodales, risus turpis vehicula tellus, vitae lobortis ligula tortor in enim. Proin venenatis arcu id enim rutrum eget condimentum urna venenatis. Suspendisse at tortor nisi, in tempus ligula. Maecenas nisl felis, bibendum ut luctus nec, bibendum sit amet erat.</p>
</div>
CSS:
.wrap {
width:500px;
border:1px solid red;
margin:10px;
}
.wrap:before {
content:'';
display:inline-block;
height:100%;
vertical-align:middle;
margin-left:-0.25em; /* adjusts spacing */
}
p {
display:inline-block;
vertical-align:middle;
width:350px;
}
img {
float:left;
}
.invisible {
height:100px;
display:inline-block;
vertical-align:middle;
}
フィドル。_