Sema
abbr. 美国汽车改装用品协会（the Specialty Equipment Market Association）
🗣️ 情景例句
The newspapers don't come out till about ten o'clock.
报纸要差不多十点钟才出来。
He is playing on the merry-go-round in the park.
他正在公园里骑旋木马。
Here is a cheque for 4,725,466.
这是一张4，725，466美元的支票。