strong tone的用法和樣例：
例句
- Jastrow is convulsed with shivers, but his reply is persuasive in its steady tone.
杰斯特羅哆嗦得渾身顫動(dòng)，不過(guò)他的回答卻是聲調平穩，令人信服的。 - Moreover, it has good crushing ability, stable running, strong applicability and close structure.
它具有破碎能力強工作平穩適用性強結構緊湊等特點(diǎn)。
