add-on

美

英

复数：add-ons

同义词

attachment,addendum,adjunct,appendage,supplement

adj.

supplementary,accompanying,additional,optional,auxiliary

add-on

显示所有例句

1.	附加物；附加装置a thing that is added to sth else

	The company offers scuba-diving as an add-on to the basic holiday price. 这家公司提供戴水肺潜水活动，费用不含在基本度假费用内。
	add-on software(= added to a computer) 计算机附加软件