Secant

a. 正割的\\nn. 割线, 正割

🗣️ 情景例句

Special for new friends.
特地为新朋友准备的。
Oh, it's a shame that you have to leave.
哦，真遗憾，你非走不可呀。
These bags are heavy.
这是些重的盒子。
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🔤 更多 S 开头的单词

safety monitor
scrofulide
sestet
side whiskers
skelly
spectrofluorometry
square-rigger
stretch yarns
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