Crochet terms- American abbreviations into UK terms & how to make a mustache

slst - slip stitch
sc - single crochet
dc - double crochet
hdc - half houble crochet (aka pull-through-all-loops stitch)
trc - treble crochet (wrap over twice before sticking hook in)

Moustache:

Ch. 12

R1 – sc, dc, 2 trc, hdc, slst, hdc, 2 trc, dc, sc

R2 – ch2, turn, slst in 2^nd ch from hook, sc till middle three stitches (slip stitch 3), sc til end, ch 2, slst in 2^nd from hook, fasten off.

And it should look like this: