Tries to enter the lock in write mode, with an optional time-out.

尝试进入写入模式锁定状态，可以选择超时时间。

youdao

Objective To investigate the relation between the replacing time of water-sealed bottle and the thoracic cavity infections, and determine the optional time for replacement.

目的研究胸腔闭式引流一次性水封瓶更换时间与胸腔感染是否相关，以确定更换一次性水封瓶的时间。

youdao

Objectives To evaluate the effectiveness of transcarotid artery chemotherapy for gliomas after surgery, and selection of drug, avenue of administration, and optional time for the therapy.

目的研究脑胶质瘤术后经颈动脉灌注化疗的临床效果，探讨药物选择、给药途径、化疗时机等相关问题。

youdao

Still, an average of 20% of all customers buy optional insurance from the rental company every time they drive a rental.

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SocialPsych encourages students to take optional multiple-choice quizzes during their free time to earn badges certifying mastery of a subject.

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Now is a really bad time to decide that reality is optional.

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