... auxiliary alarm system 辅助报警系统 auxiliary appliance 辅助器材 auxiliary box 辅助报警箱 ...
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The device is simple in structure and convenient in use as a relatively ideal auxiliary appliance for fishing.
结构简单、使用方便，是一种较为理想的钓鱼用辅助器具。
The utility model has convenient use and firm fixing and is an efficient auxiliary appliance for protecting books.
它使用方便、固定牢靠，是保护书刊的一种有效的辅助用具。
The utility model relates to an auxiliary appliance which is convenient for correcting the writing and the reading postures for children.
本实用新型涉及一种便于端正少儿书写及阅读姿势的辅助用具。
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