tighten
make a fastener or connection firmer and more secure
v.L1 基礎・必須B1
締める；締め付ける
英語の定義 to turn, pull, or adjust something so that it is firmly secured and less likely to move or leak
TOEIC語彙
単語・フレーズ2,500件 · 21テーマ
語彙（100）
thorough
adj. · B2 · L2careful and complete, with every relevant detail considered
徹底した；細部まで入念な
tighten
v. · B1 · L1make a fastener or connection firmer and more secure
締める；締め付ける
tolerance
n. · B2 · L2permitted amount by which a measurement may vary
公差；許容差
traceability
n. · C1 · L3ability to follow an item through its recorded origin and history
トレーサビリティ；追跡可能性
upkeep
n. · B1 · L1ongoing care needed to keep property or equipment in good condition
維持管理；維持費
violation
n. · B1 · L1act or instance of breaking a rule, law, or required standard
違反；規則違反の行為
visual
adj. · B2 · L2based on seeing rather than measuring or testing
目視による；視覚の
warning sign
n. · B1 · L1posted notice or signal that alerts people to a danger
警告標識；注意を促す表示
wear and tear
n. · B2 · L2gradual deterioration caused by ordinary use over time
通常使用による摩耗；経年の損耗
workmanship
n. · B2 · L2skill and care visible in the way work has been completed
仕上がりの質；作りの良さ；工作技術