對流也起著次要作用，因為相對薄的空氣層的存在和紙板上隔熱板。絕緣性能的紙板發揮重要作用，因為它們有助於減少溫度梯度整個領空。
—from The Thermodynamics of Pizza (比薩的熱力學), a book by Harold J. Morowitz
Active since December 6, 2009.
186 total characters in this text.
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| Rank | Username | WPM | Accuracy | Date |
|---|---|---|---|---|
| 250. | Sara (sarefo) | 24.58 | 47% | 2013-09-14 |
| 251. | Sammie (sammie2014) | 24.14 | 57% | 2014-01-10 |
| 252. | 2C19 (12ep19) | 24.14 | 82% | 2013-05-16 |
| 253. | Elizabeth (smurf123) | 23.93 | 35% | 2012-08-28 |
| 254. | chow (cplsls) | 23.80 | 69% | 2011-07-15 |
| 255. | ruby (ruby3518) | 23.74 | 41% | 2011-12-05 |
| 256. | jogor (mikelve1) | 23.69 | — | 2010-07-14 |
| 257. | Sindy (sindyip) | 23.66 | 72% | 2018-07-24 |
| 258. | fUNG (fungsho) | 23.44 | 35% | 2012-10-31 |
| 259. | Wong (wing1029) | 23.28 | 43% | 2011-05-16 |
| 260. | carman (skmcarman) | 23.26 | — | 2010-12-11 |
| 261. | Pien (aukaukau2000) | 23.21 | 98% | 2011-08-06 |
| 262. | lee (kelvinlwk) | 22.85 | 51% | 2011-05-10 |
| 263. | ep02 (ep02) | 22.77 | 45% | 2016-01-28 |
| 264. | yoki (yoki) | 22.69 | — | 2010-05-17 |
| 265. | YAMA (luvka) | 22.59 | 34% | 2011-07-19 |
| 266. | MAY (mayleung) | 21.72 | — | 2010-12-07 |
| 267. | Jane (bbsslopon) | 21.51 | 20% | 2015-10-18 |
| 268. | 狗是的唸著 (a0931822895) | 21.02 | — | 2011-04-20 |
| 269. | CHENG (cyhei23) | 20.93 | — | 2010-12-02 |
| 270. | Lau (wilwai) | 20.66 | — | 2010-04-09 |
| 271. | man (cc123man) | 20.34 | 98% | 2012-06-09 |
| 272. | Billy (icb003) | 19.47 | 40% | 2012-10-25 |
| 273. | paoi (paoi) | 18.72 | — | 2011-02-05 |
| 274. | 板井泉水 (canagecheng) | 18.68 | 48% | 2012-11-21 |
| 275. | ypcat (ypcat) | 18.10 | — | 2011-01-25 |
| 276. | peter (ack7) | 17.24 | 32% | 2011-06-15 |
| 277. | Ｂｅｎｎｙ (bennyhk) | 16.17 | 69% | 2016-06-04 |
| 278. | Joan (joanssc) | 16.08 | 37% | 2013-06-23 |
| 279. | wai (leeszewai) | 15.81 | — | 2010-07-12 |
| Universe | Races | Average WPM | First Race |
|---|---|---|---|
| Traditional Chinese | 408 | 47.70 | December 6, 2009 |