declutch

v [I] disconnect the clutch (of a motor vehicle) before changing gear 分离（机动车辆的）离合器（以便换挡）.

decision-making, decisive, decisively, decisiveness, deck, deck-chair, deck-hand, declaim, declamation, declamatory, declaration, declare, declared, declassification, declassify, declension, declination, decline, declining, declivity, decode, decoder, decoke, decolletage, decollete, decolonization, -isation, decolonize, decolonise, decompose, decomposition, decompress, decompression, decongestant, decontaminate, decontamination, decontrol, decor, decorate, decoration, decorative, decorator,