Severe; unyielding; strict.

严厉的；坚毅不屈的；严格的。

Forbidding; grim.

冷峻的；冷酷的。

Stern denotes harsh and unyielding.

Stern 指严苛的、强硬不屈的：

Strict is applied to the rigid observance of requirements or conditions.

Strict 指对于规例或条件之严格遵守：

Rigorous suggests extreme severity, often verging on harshness.

Rigorous 指极端的严厉，几濒于苛刻：

The aft or rear part of a vessel.

船尾；舻。

The rear of anything.

臀部；尾部；尾巴；后部。