floss
n[U]
1 rough silk threads from the outside of a silkworm's cocoon (蚕茧外层的)粗丝.
2 (also 'floss silk) spun (but not twisted) silk thread used for embroidery 刺绣用的丝线.
🗣️ 情景例句
Yes. This is Richard Stewart.
是的。我是Richard Stewart。
Please say it again.
请再说一遍。
in the form of a large group of enlightened young men and women who are potential leaders.