查询词典 First impressions are firmly entrenched.

first boundary condition：狄利克雷边界条件

first axiom of countability 第一可数性公理 | first boundary condition 狄利克雷边界条件 | first boundary value problem 狄利克雷问题

first boundary value problem：狄利克雷问题

first boundary condition 狄利克雷边界条件 | first boundary value problem 狄利克雷问题 | first class 第一类

first derivative spectrum：一级导数光谱

first derivative 一阶导数 | first derivative spectrum 一级导数光谱 | first derived curve 导曲线

first order derivative：一阶导数

first order buckling 一次弯曲 | first order derivative 一阶导数 | first order difference equation 一阶差分方程

first order derivative：第一次导数

first-order correction 一级修正,一阶修正量 | first-order derivative 第一次导数 | first-order design 一阶设计

first order derivative：一次导数

first order delay 一次时滞 | first order derivative 一次导数 | first order difference 一阶差分

first finger：食指

first day 星期日 | first finger 食指 | first lady 第一夫人

first fit：最先配适

"优先发射","first fire" | "最先配适","first fit" | "最先配适演算法","first fit algorithm"

first fit：首次满足,首次适合

first fire composition 点火药 | first fit 首次满足,首次适合 | first flush pollution 初次冲刷污染

first fit algorithm：最先配适算法

最先配适 first fit | 最先配适算法 first fit algorithm | 最先适配法,先适配法 first fit method

selfish interest：自私性兴趣

selfish impulse 自私的冲动 | selfish interest 自私性兴趣 | selfishness 自私

Lemon Water：熱檸水

熱檸蜜 Lemon Honey | 熱檸水 Lemon Water | 熱檸樂 Coke with Lemon