"Fixing Pins" used to match the pattern, "Pin-holder"protected the pin to "Cloth Clip" used for clipping the cloth after "frist cut" on bench.

“对花针”用于裁片时固定花位，“针匙”则套于针顶以便“裁布夹”用于将“大裁”完之布片锁定以便“小裁”

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It's difficult to pin her down to fixing a date for a meeting.

让她确定个开会日期实在是难。

《牛津词典》

The auxiliary shoe-fixing apparatus consists of auxiliary mounting base, shaft, locking pin, locking sleeve and shoe-fixing spring.

副上鞋器由副安装座、轴、锁闭销、锁闭套和上鞋弹簧组成。

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School singers and their jazz band provided campaign music, and students acted as television moderators, conducting interviews and reporting electoral results by fixing either a blue or a red pin to a map of the United States.

FORBES: Who Will Be Elected Pres On Tuesday? American High School Students Say Obama

Those numbers are far lower than many estimates of the amount of cash involved in match-fixing and betting on rigged matches, but prosecutors said the amounts they named are what they can directly pin down through paper trails, phone records and computer records.

WSJ: Soccer Match-Fixing Probe Uncovers Suspicious Games