time variant的用法和樣例：
例句
- In a variant on this model, matter thins out on large scales in a fractal pattern.
這類(lèi)模型的另一種變形是，物質(zhì)在大尺度時(shí)變得稀薄，形成碎形的圖樣。 - So, this paper designed two new decoders and these decoders reduced greatly the influence of the channels time variations.
基于此，該文設計了兩種新的解碼器，該解碼器可顯著(zhù)降低信道時(shí)變的影響。
