Apologies for delay.
1) Filed https://bugzilla.mozilla.org/show_bug.cgi?id=1696722
checked one more time, and clarified the description so that it refers
to the cases when message consisting of several fields is being
translated (2 or more fields at once, label+accesskey, for example).
2) Filed https://bugzilla.mozilla.org/show_bug.cgi?id=1696723
Also, is there a plan to have word counters in place? Having such a
metric would be great in addition to the messages metric, when
planning translation work.