Because the portfolio assessment is in the trial period in our country, its effect is not certain.

但由于学生语文成长记录袋评价在我国尚处于尝试阶段，总体成效还不明显。

youdao

Many translation agencies begin with a ‘trial period’ in which they closely monitor the work submitted by new freelance translators.

许多翻译公司都从“试用期”开始，期间他们密切关注新自由译员提交的作品。

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They came up with a prototype for the ingenious device which is currently in a trial and analysis period.

目前，他们已做出这个独创设备的模型，不过该模型正处于试验与分析阶段。

youdao

A small community of design firms and regulators in North Carolina is currently testing the model, and after this trial period, it will be available free to the public on Bill Hunt's university faculty webpage.

VOA: standard.2010.08.04

The benefit in favor of the Mediterranean diet groups occurred early in the trial and continued throughout the follow-up period.

FORBES: Large Trial Shows Cardiovascular Benefits Of Mediterranean Diet

After several years in the marketplace, the clear pattern is that about 45% of satellite radios are retained in service by the car buyer after the initial trial period.

FORBES

The giant trial showed that was somewhat better than the standard drug warfarin in preventing strokes, at least among those who stayed on the drugs during the whole trial period.

FORBES: JNJ's Solid Win