trimmers

n.

a worker who thins out and trims trees and shrubs

同义词：pruner

a machine that trims timber

capacitor having variable capacitance; used for making fine adjustments

同义词：trimming capacitor

joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc.

同义词：trimmer joist

Fructan 1-Exohydrolases. β-(2,1)-Trimmers during Graminan Biosynthesis in Stems of Wheat? Purification, Characterization, Mass Mapp...
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The best string trimmers and weed wackers you can buy
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Rapid Communication: Characterization of β‐Amyloid Peptide from Human Cerebrospinal Fluid
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Silicosis and coal workers' pneumoconiosis