or pork 豬肉 [Card #19; 字卡第19張: 第4個單字, 字母組合發音 or]

R-controlled vowel；當母音後面跟著r，r會影響母音的發音（r會和母音成為一個音節，發不是長母音也不是短母音的特別音）。
Some more examples（更多or例字）：or, orb, for, nor, abhor, cork, fork, pork, stork, horde, ford, afford, cord, chord, discord, record (verb), lord, landlord, sword, snort, short, sort, port, report, export, import, deport, airport, passport, transport, sport, support, resort, contort, distort, extort, escort, scorch, porch, torch, torso, tort, born, morn, torn, thorn, horn, greenhorn, worn, sworn, scorn, corn, popcorn, unicorn, Capricorn, acorn, adorn, accord, absorb, forlorn, storm, norm, normal, dorm, dormitory, dormant, form, inform, conform, perform, platform, uniform, reform, transform, north, forth, forgo, format, formal, formidable, formula, formulate, forge, forage, fortress, forfeit, forward, fortune, fortify, fortitude, fort, forte, force, enforce, endorse, horse, hormone, corner, border, order, disorder, ornate, ordeal, organic, organ, organize, orchestrate, orchestra, orchid, orchard, ordinary, orbit, ornament, portray, portrait, portal, portable, portfolio, porcupine, porcelain, portion, proportion, portend, purport, important, enormous, gorgeous, gorge, retort, remorse, mortify, morbid, morph, mortgage, mortar, mortal, morsel, chortle, cordial, corpus, corporate, incorporate, corrugate, coordinate, cohort, accordion, sordid, vortex, tortoise, torrent, tornado, torture

* 例外： word, work, worth, worship, worm, worse, worst, worry, world, attorney 的 or 發音不像平常的 or， 要發音為 er [重音節 ɝ].
* unstressed syllable (非重音節)： favor, flavor, factor, candor, camphor, bachelor, razor, tailor, anchor, harbor, arbor, ardor, armor, author, error, terror, mentor, splendor, benefactor, scissors, senior, minor, color, honor, sponsor, horror, odor, motor, humor, tutor, junior, comfort, effort, stubborn, demeanor, ulterior, forget, forgive, exterior 的 or 非重音節，要發/ɚ/的音。