wr write 寫下, 書寫 [Card #3; 字卡第3張: 第3個單字, 字母組合發音 wr]

wr = /r/ (silent w)；wr 發音 /r/（wr的w不發音）
Some more examples（更多例字）：wrap, wrack, wrath, wrangle, writ, wrist, wring, wrinkle, wreck, wretch, wrench, wrestle, wreak, wreath, wriggle, wry, awry, wrote, wrong