safetyman

常见例句

• One of two defensive backs;a safetyman.
  最後方的後衛：兩個防守方的後衛之一；
• 11 Radiography work must be carried out by at lease two (2) persons certified as radiographers, one (1) of which will act as a supervisor, the other will act as the safetyman and assistant.
  放射性施工應由至少兩名郃格的放射線技師進行，一人監督，另一人負責安全和協助。
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