some translations:

Aas    (A) = Ace
Heer   (H) = King
Koning (K) = King
Vrouw  (V) = Queen
Boer   (B) = Jack
Sans Atout = no trump



anker kleur        = anchor suit

bieden             = to bid
bod                = a bid

corrigeer          = correct to

daarna             = after that
drie               = three

een                = one
eigen              = own
eindsignal         = end signal (4 diamonds)

gesloten           = closed (AKQxxxx)

hoge kleur         = major
hoge kleuren       = majors
hoofdkleur         = main suit
hoofdstuk          = chapter

iedere verdeling   = any shape
indien             = if

kaart              = card
kleur              = suit
kort               = short
kwetsbaar          = vulnerable

lage kleur         = minor
lage kleuren       = minors
langste            = longest (main suit)

met                = with

nevenkleur         = side suit

of                 = or

pas                = pass
punten             = points

redelijk           = reasonable
renonce            = void

standaard          = standard
stap               = step
sterk              = strong
steun              = support

twee               = two

uitwerking         = working-out

verdeling          = shape
vier               = four
volgens            = according

zwak               = weak