Ditched the landline? Use a hands-free device like a headset or talk on speaker phone (preferably the former when in public).

除了座机，用免提设备像耳机或者用扬声器电话交谈(公开场合前者更好)。

youdao

Preferably the former is pivoted between open and closed positions and has a slightly V-shaped base which when abutted against a mould or formwork, urges the recess former into the closed position.

优选地，成形器在打开位置和闭合位置之间枢转并且具有略微V形的基部，当V形的基部紧靠模具或模壳时促使凹部成形器处于闭合位置。

youdao

The blocking agent preferably de-blocks at a temperature that permits simultaneous or nearly simultaneous de-blocking and curing of the polyurethane film former.

该成膜剂优选在允许该聚氨酯成膜剂同时或几乎同时去封端和固化的温度下去封端。

youdao