[00:02]item 条，条款

[00:11]stem 出自，来源于

[00:21]jar罐坛，广口瓶

[00:33]bar 条，杆

[00:41]tar 柏油，焦油

[00:51]soar 猛增，剧增

[01:04]index 索引

[01:12]