Polyphosphates
(polyphosphate 的复数) 多磷酸盐
🗣️ 情景例句
The baby-sitter called.
临时保姆打电话来了。
Without danger we cannot get beyond danger.
没有危险就不能解除危险。
often hampers the full development of a growing personality.
而匆忙的生活常常妨碍个性的全面发展。