Keyed rainbow signal
[电] 电键彩虹讯号
🧩 词语组成解析
keyed
[ki:d]
adj. （乐器）有键的;定好音调的;与…相宜的;
rainbow
['renbo]
n. 彩虹;
adj. 五彩缤纷的;彩虹状的;
vt.&vi. 使呈彩虹状;
signal
['sɪgnl]
n. 信号，暗号;预兆，征象;动机;导火线;
vt. 向…发信号;用动作（手势）示意;以信号告知;
vi. 发信号;
adj. 显著的，优越的;暗号的，作信号用的;
sign记号，信号+al表名词 → 信号
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
Danger is next neighbour to security.
危险是安全的近邻。
Bison waste no longer fell on the ground to improve the soil, which as a result became less good for growing plants.
地上不再有野牛的粪便来改良土壤，结果对于植物生长土壤变得不够肥沃了。