立彬の日本語
事故の原因はまだ捜索中だ。
tbd
The cause of the accident is still under investigation.
2,876
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事故， じこ， ことゆえ
1. accident, incident, trouble
2. circumstances, reasons
意外，事故
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原因， げんいん， げいいん
1. cause, origin, source
原因
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まだ， いまだ， 未だ
1. still, as yet, only
2. (not) yet
3. more, (more) still
4. at least, comparatively, relatively
5. unfinished, incomplete, not yet done
至今，迄今为止，仅有；还(没有)、尚未；更多，（更多）依然；至少，相对而言，相比之下；未完成的，不完整的，尚未完成的
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捜索， そうさく
1. search (esp. for someone or something missing), manhunt
2. legally authorized search of a person, building, etc.
搜索；(依法授权的)搜查
の
1. indicates possessive
2. nominalizes verbs and adjectives
3. substitutes for "ga" in subordinate phrases
4. (at sentence-end, falling tone) indicates a confident conclusion
5. (at sentence-end) indicates emotional emphasis
6. (at sentence-end, risi...
句尾起强调作用；助词，表示所有关系
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题