立彬の日本語
人体は何十億という小さな細胞から構成されている。
tbd
The human body is composed of billions of small cells.
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何十， なんじゅう
1. (several) tens, dozens, scores (of)
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億， おく
1. hundred million, 100,000,000, 10^8
亿
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言う， 云う， 謂う， いう， ゆう
1. to say, to utter, to declare
2. to name, to call
3. to go (e.g. "the alarm went ping"), to make a noise
说，宣读，声明；称呼；发出(例如：警报响了‘叮’的一声)，发出声响
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小さな， ちいさな
1. small, little, tiny
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細胞， さいぼう， さいほう
1. cell
2. cell (in an organization, esp. a communist party)
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構成， こうせい
1. composition, construction, formation, makeup, structure, organization, organisation
构成
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される， 為れる
1. to be done (to someone or something)
2. to do, to be doing
(对某人或某物)进行某种动作，する的被动形态；(对某人或某物)正在做，即将做
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题
と
1. if, when
2. and
3. with
4. used for quoting (thoughts, speech, etc.)
5. promoted pawn
6. indicates a question
表示引用
から
1. from (e.g. time, place, numerical quantity), since
2. from (originator), by
3. because, since
4. out of (constituent, part)
5. through (e.g. window, vestibule)
6. after, since
7. expresses sympathy or warning
从，自……；因为；被，用于……