An unknown number of demonstrators were arrested.
不知多少示威者被逮捕了。
The letter "x" often represents an unknown number in some Math exercises.
在一些数学练习中，字母“x”通常代表一个未知数。
The sign X denotes an unknown number.
符号表示一个未知数。
The sign X stands for an unknown number.
在代数中，符号x通常代表一未知数。
In math, X is used to stand for an unknown number.
在数学中，X被用来代表一个未知数。
An unknown number of leafs are dancing in the breeze.
不计其数的叶子在微风中翩翩起舞。
An unknown number drowned in the floodwaters or died later of injuries.
被洪水淹死及受伤后死去的宠物数量至今还不清楚。
They have an unknown number of binary digits, which you cannot control.
他们有数目不详的二进制数字，你无法控制。
Haiti has been struck by a 7.0 earthquake, killing an unknown number of people.
海地今晨发生7.0级大地震，目前死亡人数尚无统计。
A couple of hours after I left the comment, I got a text message from an unknown number.
我评价过后几个小时，收到了一个陌生号码的信息。
In June its guerrillas stormed a prison in Aden and freed an unknown number of comrades.
6月，游击队员冲进亚丁的一所监狱，释放了数目不明的同志。
Haiti has been struck by a 7.0 magnitude earthquake, killing an unknown number of people.
海地今晨发生7.0级大地震，目前死亡人数尚无统计。
Officials say an unknown number of militants in hostages were killed in the ensuing gun battle.
官员表示人质群里数量不明的武装分子在随后的枪战中丧生。
The toll climbed to as many as 155 dead, with more than 500 wounded and an unknown number still missing.
遇难人数已上升到155人，500多人受伤，还有人数不详的失踪者。
An unknown number of development processes that bridge known but uncontrolled processes are unidentified.
那些在已知的但未经控制的过程之间尚有未知数量的开发过程未被确认。
Whether in Asia or the Arab world, an unknown number of women face an agonising problem having broken a deep taboo.
无论身处亚洲还是阿拉伯世界，不计其数的妇女因打破了根深蒂固的社会禁忌，陷入了痛苦的漩涡之中。
Present. Unascertained destroyed 36 vehicles, but the unknown cause of the incident, an unknown number of casualties.
目前。确知毁坏车辆36部，但事件原因未知，伤亡人数不详。
Mikhail Beketov, editor of a local newspaper, was pummelled with metal poles by an unknown number of attackers and left for dead.
MikhailBeketov，这位当地一家报纸的编辑被一群不明人数的攻击者用金属杆连续击打至奄奄一息。
An Infantino spokesman said 10, 000 of the recalled slings had been sold to the UK market, although an unknown number could still be in stores.
Infantino的一位发言人说，从英国市场召回的背巾已有一万条，不过可能还有部分背巾作为库存并未售出，数量尚不明确。
An Infantino spokesman said 10,000 of the recalled slings had been sold to the UK market, although an unknown number could still be in stores.
Infantino的一位发言人说，从英国市场召回的背巾已有一万条，不过可能还有部分背巾作为库存并未售出，数量尚不明确。
A strong quake has shattered buildings near the Turkish city of Van, killing more than 200 people and trapping an unknown number under rubble.
一次强烈的地震震碎了土耳其凡省附近的建筑楼群，造成200多人丧生和有数目不详的人群被埋于瓦砾之下。
Near dawn this morning, police and gunmen exchanged sporadic gunfire at the two luxury hotels, where an unknown number of western hostages were still being held.
今日早晨破晓时分，警察和袭击者在两座豪华酒店零星交火，人数不明的西方人质仍被劫持在酒店中。
Finally, simulation proves the capacity to perform the blind source separation with an unknown number of sources and the convergent stability of the new algorithm.
新算法具有与自然梯度算法相同的收敛速度，而且克服了已有算法不能稳定收敛的缺点。仿真验证了新算法的分离性能和收敛稳定性。
Brazilian wandering spiders are found throughout Central and South America. They are considered the world's most venomous spider, causing an unknown number of human deaths.
巴西游蛛遍及美国中南部，它们被认为是世界上最毒的蜘蛛，已致使无数人伤命。
However, it begins to break down in scenarios that involve complex conversation threads and distributed conversation scenarios (feeds from an unknown number of content publishers).
然而，在有些场景则不适用，比如涉及复杂对话线程和分布式对话的场景(来自内容发布者未知成员的提要(feed))。
However, it begins to break down in scenarios that involve complex conversation threads and distributed conversation scenarios (feeds from an unknown number of content publishers).
然而，在有些场景则不适用，比如涉及复杂对话线程和分布式对话的场景(来自内容发布者未知成员的提要(feed))。
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