erratic service中文什么意思

erratic: adj. 1.飄忽不定的；(行為等)古怪的，反常的；(心 ...
service: n. 1.服務；工作；公務；職務；事務；業(yè)務；行政部門( ...
erratic: adj. 1.飄忽不定的；(行為等)古怪的，反常的；(心意、愛情等)乖僻的，反復無常的。 2.【天文學】軌道無定的；【地質(zhì)學；地理學】漂移性的；【醫(yī)學】間斷無定的，不規(guī)律的；游走的。 n. 1.奇人，怪人；反復無常的人。 2.【地質(zhì)學；地理學】漂礫。 an erratic star 游星。 adv. -cally ,-ism n.
erratic arc: 不穩(wěn)電弧
erratic assay: 異常試金值

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The increase was mainly attributable to more complaints about passenger services and facilities and erratic services
個案數(shù)目上升的主要原因，是有關(guān)乘客服務及設施和班次欠準的投訴有所增加。
The number of complaintssuggestions on the east rail increased from 29 in 2002 to 50 in 2003 . this was mostly due to an increase in the complaints about passenger services and facilities ( particularly inadequate announcements during service disruptions ) and erratic service
有關(guān)東鐵的投訴建議由二二年的29宗上升至二三年的50宗，主要原因是涉及乘客服務及設施（尤其是在服務受阻時向公眾發(fā)布的資料不足）和班次欠準的投訴有所增加。

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