document; file; CL:份[fen4]

item; component; classifier for events, things, clothes etc

condition; circumstance; term; factor; requirement; prerequisite; qualification; situation; state; condition; CL:個|个[ge4]

case; instance; CL:宗[zong1],樁|桩[zhuang1],起[qi3]

mail; post; email

certificate; papers; credentials; document; ID

letter (sent by mail)

software

part; component

email; CL:封[feng1],份[fen4]

unconditional

object

part; component

emergency

photocopy; duplicate

folder; file (paper)

component; part; fitting; accessory; replacement part

hardware

secret document

large; bulky; big-ticket item

appendix (in a document); enclosure (accompanying a document); (email) attachment; accessory (for a car, computer etc); (anatomy) adnexa

module; unit; component; assembly

the original; original document; master copy

emergency; sudden occurrence

recipient (of mail); To: (email header)

top secret document; classified papers

kit (equipment); (bicycle) groupset

number of items (in a consignment etc)

workpiece

element; component

letters; correspondence

workpiece

antecedent (logic)

to pick up a pre-arranged item (e.g. package, document, ticket, reserved book) from a delivery point or collection location

device; component

(computing) firmware

blank (for a coin etc); breed or strain

spare parts

secret documents; abbr. for 機密文件|机密文件

workpiece

an express consignment (of goods, luggage etc); express mail service

approved document; document with written instructions

duplicate (copy)

(computing) a control (e.g. button, text box etc)

plug-in (software or hardware); to plug in a component

spare parts; odds and ends

materials and parts; components

component (mechanics)

miscellaneous goods