engaged in

engaged in

• 正忙于，正着手于，正做着，致力于

• glycolic
• turn down a bed
• delightfulnesses
• take sth↔on
• a dog in one's doublet
• cork off
• vexillology
• get off one's bike
• air carriers
• terminal juncture
• punctated
• jive
• Land of Regrets
• beraunite
• trap-house
• E.H.P.
• gravens
• holomictic lake
• median maxillary cyst
• image orthicons
• social differentiation
• visual violet
• sew something up
• catch someone off guard
• brain trusters
• set / lay / clap eyes on sb / sth
• broken-mouthed
• antiantibody
• know ... from
• stilt pertrel
• kelp bass
• antiscorbutics
• acid-houses
• respiratory arrest
• all of a piece with
• chondrification
• expiscated
• ion pumps
• semierect
• Dunham, Katherine
• petermen
• plasmoquine
• sleeter
• Helicoplacoidea
• Kenya
• chargehands
• Liberty Island
• Pizarro, Francisco
• soufrlere
• from soup to nuts
• Spanglish
• be hairy about/at the fetlocks
• amides
• pleural cavity
• figure sb/sth↔out
• Coterminous.
• utilities
• pantocrators
• hydrosols
• per an.
• serial killer
• time copy
• strepitant
• North River
• brachycephalism
• idolisings
• splatter
• go a bomb
• antiport
• Thymine Dimers
• de-banked
• deep therapy
• crossbelts
• theosophists
• Osphronemidae
• colossus
• circular letter of credit
• cutlet sandwich
• sailyards
• forest wind
• sufferers
• honeycomb coral
• drive someone to his wits' end
• red-blindnesses
• enlink
• be better off
• not / never in a million years
• extreme line casing
• street Arab
• maritime position
• loper
• chop out
• inflammable
• bilabial
• Taiwan Strait
• subeditors
• MCU
• shell road
• angular leaf spot
• on someone's part