n.侧面射进来的光线，侧灯，舷灯，拾零
Mr. Means sold computer disks as a sideline.
米恩斯先生以卖计算机硬盘作为副业。
It was quite a lucrative sideline.
这份兼职很赚钱。
The stands were overflowing with farm and sideline products.
集市上农副产品非常丰富.
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